What is -5+8=-3y+10 equal I’m so lost

Answers

Answer 1

Answer:

y=7/3

Step-by-step explanation:

Answer 2

Answer:

7/3 = y

Step-by-step explanation:

-5+8=-3y+10

3 = -3y + 10

Subtract 10  from each side

3- 10 = -3y +10-10

-7 = -3y

Divide each side by -3

-7/-3 = -3y/-3

7/3 = y


Related Questions

What is the value of x in the equation 1.5(x + 4) - 3 = 4.5(x - 2)?
3
4
Ο Ο Ο Ο
5
9

Answers

Answer:

The answer is 4

Step-by-step explanation:

1.5(4+4)-3= 9

4.5(4-2)=9

9=9

Answer:

[tex]x=4[/tex]

Explanation:

[tex]1.5x+6+-3=4.5x+-9\\1.5x+3=4.5x-9\\-3x+3=-9\\-3x=-12\\x=4[/tex]

Twenty students from Sherman High School were accepted at Wallaby University. Of those students, eight were offered military scholarships and 12 were not. Mr. Dory believes Wallaby University may be accepting students with lower SAT scores if they have a military scholarship. The newly accepted student SAT scores are shown here.


Military scholarship: 850, 925, 980, 1080, 1200, 1220, 1240, 1300

No military scholarship: 820, 850, 980, 1010, 1020, 1080, 1100, 1120, 1120, 1200, 1220, 1330


Part A: Do these data provide convincing evidence of a difference in SAT scores between students with and without a military scholarship? Carry out an appropriate test at the α = 0.05 significance level.


Part B: Create and interpret a 95% confidence interval for the difference in SAT scores between students with and without a military scholarship.

Answers

Answer:

Step-by-step explanation:

For military scholarship,

Mean, x1 = (850 + 925 + 980 + 1080 + 1200 + 1220 + 1240 + 1300)/8

x1 = 1099.375

Standard deviation = √(summation(x - mean)²/n

n1 = 8

Summation(x - mean)² = (850 - 1099.375)^2 + (925 - 1099.375)^2 + (980 - 1099.375)^2 + (1080 - 1099.375)^2 + (1200 - 1099.375)^2 + (1220 - 1099.375)^2 + (1240 - 1099.375)^2 + (1300 - 1099.375)^2 = 191921.875

Standard deviation, s1 = √(191921.875/8

s1 = 154.89

For no military scholarship,

Mean, x2 = (820 + 850 + 980 + 1010 + 1020 + 1080 + 1100 + 1120 + 1120 + 1200 + 1220 + 1330)/12

x2 = 1070.83

Standard deviation = √(summation(x - mean)²/n

n2 = 12

Summation(x - mean)² = (820 - 1070.83)^2 + (850 - 1070.83)^2 + (980 - 1070.83)^2 + (1010 - 1070.83)^2 + (1020 - 1070.83)^2 + (1080 - 1070.83)^2 + (1100 - 1070.83)^2 + (1120 - 1070.83)^2 + (1120 - 1070.83)^2 + (1200 - 1070.83)^2 + (1220 - 1070.83)^2 + (1330 - 1070.83)^2 = 238091.6668

Standard deviation, s2 = =√(238091.6668/12

s2 = 140.86

Part A)

This is a test of 2 independent groups. The population standard deviations are not known. Let μ1 be the mean score of students with military scholarship and μ2 be the mean score of students without military scholarship.

The random variable is μ1 - μ2 = difference in the mean score between students with military scholarship and without military scholarship

We would set up the hypothesis.

The null hypothesis is

H0 : μ1 = μ2 H0 : μ1 - μ2 = 0

The alternative hypothesis is

H1 : μ1 ≠ μ2 H1 : μ1 - μ2 ≠ 0

This is a two tailed test

Since sample standard deviation is known, we would determine the test statistic by using the t test. The formula is

(x1 - x2)/√(s1²/n1 + s2²/n2)

t = (1099.375 - 1070.83)/√(154.89²/8 + 140.86²/12)

t = 0.42

The formula for determining the degree of freedom is

df = [s1²/n1 + s2²/n2]²/(1/n1 - 1)(s1²/n1)² + (1/n2 - 1)(s2²/n2)²

df = [154.89²/8 + 140.86²/12]²/[(1/8 - 1)(154.89²/8)² + (1/12 - 1)(140.86²/12)²] = 21644133.914878543/1533280.3458504018

df = 14

We would determine the probability value from the t test calculator. It becomes

p value = 0.68

Since alpha, 0.05 < than the p value, 0.68, then we would fail to reject the null hypothesis. Therefore, at a significance level of 5%, these data do not provide convincing evidence of a difference in SAT scores between students with and without a military scholarship

Part B)

The formula for determining the confidence interval for the difference of two population means is expressed as

Confidence interval = (x1 - x2) ± z√(s²/n1 + s2²/n2)

For a 95% confidence interval, we would determine the z score from the t distribution table because the number of samples are small

Degree of freedom =

(n1 - 1) + (n2 - 1) = (8 - 1) + (12 - 1) = 18

z = 2.101

x1 - x2 = 1099.375 - 1070.83 = 28.545

Margin of error = 2.101√(154.89²/8 + 140.86²/12) = 143.3

The 95% confidence interval is 28.545 ± 143.3

Which expression is equivalent to StartRoot negative 80 EndRoot? Negative 4 StartRoot 5 EndRoot Negative 4 StartRoot 5 EndRoot i 4 StartRoot 5 EndRoot i 4 StartRoot 5 EndRoot


or

Which expression is equivalent to √-80


A. -4√5

B. -4√5i

C. 4√5i

D. 4√5

Answers

The answer is D. 4√5

Answer:

C. 4√5i

Step-by-step explanation:

on edge

please vote brainliest i have never gotten it before

Suppose you have $200,000 in a bank term account. You earn 5% interest per annum from his account

Answers

Answer:

$190,000

Step-by-step explanation:

discount = x

original price = $200,000

discount% = 5%

x/200,000 = 5/100

x · 100 = 5 · 200,000

100x = 1,000,000

100x/100 = 1,000,000/100

x = 10,000

Sale price: $200,000 - $10,000 = $190,000

The sum of two numbers is 41. One number is 1 less than the other.

Answers

Answer:

s must be 21 and r is 20

Step-by-step explanation:

Represent the two numbers using variables r and s.

Then r + s = 41, and r = s - 1

Substituting the 2nd equation for r into the first equation, we get:

s - 1 + s = 41, or 2s = 42.  Then s must be 21 and r is 20.

Please answer this correctly

Answers

Answer:

x = 6

Step-by-step explanation:

Assuming these rectangles are similar, you can set up a proportion like this:

[tex]\frac{15}{10} =\frac{x}{4}[/tex]

→Cross multiply:

[tex]\frac{60}{10x}[/tex]

→Divide 60 by 10:

x = 6

You are shopping online for a new TV. The one you want costs $2,500. You live in New York where the state sales tax rate is 8.49%. Your sister lives a short distance over the border in CT where the state sales tax rate is 6.35%. If you have the TV shipped to her and you pick it up. How much will you save?

Answers

Answer:

$5350

Step-by-step explanation:

see attachment

Answer:

Its 53.50

Step-by-step explanation:

You measure 50 textbooks' weights, and find they have a mean weight of 37 ounces. Assume the population standard deviation is 5.2 ounces. Based on this, construct a 90% confidence interval for the true population mean textbook weight. Give your answers as decimals, to two places

Answers

Answer:

90% confidence interval for the true population mean textbook weight is [35.79 ounces , 38.21 ounces].

Step-by-step explanation:

We are given that you measure 50 textbooks' weights, and find they have a mean weight of 37 ounces.

Assume the population standard deviation is 5.2 ounces.

Firstly, the Pivotal quantity for 90% confidence interval for the population mean is given by;

                           P.Q. =  [tex]\frac{\bar X-\mu}{\frac{\sigma}{\sqrt{n} } }[/tex]  ~ N(0,1)

where, [tex]\bar X[/tex] = sample mean weight = 37 ounces

           [tex]\sigma[/tex] = population standard deviation = 5.2 ounces

           n = sample of textbooks = 50

           [tex]\mu[/tex] = true population mean textbook weight

Here for constructing 90% confidence interval we have used One-sample z test statistics as we know about population standard deviation.

So, 90% confidence interval for the population mean, [tex]\mu[/tex] is ;

P(-1.645 < N(0,1) < 1.645) = 0.90  {As the critical value of z at 5%

                                            level of significance are -1.645 & 1.645}  

P(-1.645 < [tex]\frac{\bar X-\mu}{\frac{\sigma}{\sqrt{n} } }[/tex] < 1.645) = 0.90

P( [tex]-1.645 \times {\frac{\sigma}{\sqrt{n} } }[/tex] < [tex]{\bar X-\mu}[/tex] < [tex]1.645 \times {\frac{\sigma}{\sqrt{n} } }[/tex] ) = 0.90

P( [tex]\bar X -1.645 \times {\frac{\sigma}{\sqrt{n} } }[/tex] < [tex]\mu[/tex] < [tex]\bar X +1.645 \times {\frac{\sigma}{\sqrt{n} } }[/tex] ) = 0.90

90% confidence interval for [tex]\mu[/tex] = [ [tex]\bar X -1.645 \times {\frac{\sigma}{\sqrt{n} } }[/tex] , [tex]\bar X +1.645 \times {\frac{\sigma}{\sqrt{n} } }[/tex] ]

                                          = [ [tex]37-1.645 \times {\frac{5.2}{\sqrt{50} } }[/tex] , [tex]37+1.645 \times {\frac{5.2}{\sqrt{50} } }[/tex] ]

                                          = [35.79 , 38.21]

Therefore, 90% confidence interval for the true population mean textbook weight is [35.79 ounces , 38.21 ounces].

Need help ASAP thank you!!!

Answers

Answer:

= 180 yd^3

Step-by-step explanation:

The volume of a triangle prism is

V= Bh where B is the area of the base

B = area of the triangle

   = 1/2 *8* 5

    = 20 yd^2

V = 20 yd^2 * 9 yd

  = 180 yd^3

George is curious. He has been told that the average body temperature of humans is 98.6 degrees Fahrenheit.​ However, he believes it is much lower than that. He randomly selects 60 people from those passing by him on a street and takes their temperature. The average temperature of these 60 people is 98.2 degrees Fahrenheit. The standard​ deviation, sigma Subscript x​,is known to be 0.62 degrees Fahrenheit. The​ p-value is less than 0.0001. What is the correct​ conclusion?

Answers

Answer:

[tex]p_v =P(t_{(59)}>t_{calc})<0.0001[/tex]  

Since the p value is a very low value we have enough evidence to reject the null hypothesis in favor of the alternative hypothesis and we can conclude that the true mean for this case is significantly different from 98.6 F at any usual significance level used.

Step-by-step explanation:

Information given

[tex]\bar X=98.2[/tex] represent the sample mean

[tex]\sigma=0.62[/tex] represent the population standard deviation

[tex]n=60[/tex] sample size  

[tex]\mu_o =98.6[/tex] represent the value that we want to test

t would represent the statistic

[tex]p_v[/tex] represent the p value

System of hypothesis

We want to verify if the true mean is equal to 98.6 F, the system of hypothesis would be:  

Null hypothesis:[tex]\mu = 98.6[/tex]  

Alternative hypothesis:[tex]\mu \neq 98.6[/tex]  

The statistic is given by:

[tex]t=\frac{\bar X-\mu_o}{\frac{s}{\sqrt{n}}}[/tex]  (1)  

The degrees of freedom, on this case:  

[tex]df=n-1=60-1=59[/tex]  

The p value would be given by:

[tex]p_v =P(t_{(59)}>t_{calc})<0.0001[/tex]  

Since the p value is a very low value we have enough evidence to reject the null hypothesis in favor of the alternative hypothesis and we can conclude that the true mean for this case is significantly different from 98.6 F at any usual significance level used.

What is the y value?

Answers

Answer:

y =34

Step-by-step explanation:

The sum of the angles of a triangle add to 180 degrees

63+ 2y+ y+15 = 180

Combine like terms

78+ 3y = 180

Subtract 78 from each side

78+3y-78 = 180-78

3y = 102

Divide each side by 3

3y/3 = 102/3

y =34

Answer:

[tex]y = 34[/tex]

Step-by-step explanation:

Sum of the angles in a triangle is 180 degrees

[tex]2y + 63 + y + 15 = 180 \\ 3y + 63 + 15= 180 \\ 3y +7 8 = 180 \\ 3y = 180 - 78 \\ 3y =10 2 \\ \frac{3y}{3} = \frac{102}{3} \\ y = 34 [/tex]

hope this helps

brainliest appreciated

good luck! have a nice day!

Of all the companies on the New York Stock Exchange, profits are normally distributed with a mean of $6.54 million and a standard deviation of $10.45 million. In a random sample of 73 companies from the NYSE, what is the probability that the mean profit for the sample was between 0 million and 5.1 million?

Answers

Answer:

11.90% probability that the mean profit for the sample was between 0 million and 5.1 million

Step-by-step explanation:

To solve this question, we need to understand the normal probability distribution and the central limit theorem.

Normal probability distribution

Problems of normally distributed samples are solved using the z-score formula.

In a set with mean [tex]\mu[/tex] and standard deviation [tex]\sigma[/tex], the zscore of a measure X is given by:

[tex]Z = \frac{X - \mu}{\sigma}[/tex]

The Z-score measures how many standard deviations the measure is from the mean. After finding the Z-score, we look at the z-score table and find the p-value associated with this z-score. This p-value is the probability that the value of the measure is smaller than X, that is, the percentile of X. Subtracting 1 by the pvalue, we get the probability that the value of the measure is greater than X.

Central Limit Theorem

The Central Limit Theorem estabilishes that, for a normally distributed random variable X, with mean [tex]\mu[/tex] and standard deviation [tex]\sigma[/tex], the sampling distribution of the sample means with size n can be approximated to a normal distribution with mean [tex]\mu[/tex] and standard deviation [tex]s = \frac{\sigma}{\sqrt{n}}[/tex].

For a skewed variable, the Central Limit Theorem can also be applied, as long as n is at least 30.

In this question, we have that:

[tex]\mu = 6.54, \sigma = 10.45, n = 73, s = \frac{10.45}{\sqrt{73}} = 1.2231[/tex]

In a random sample of 73 companies from the NYSE, what is the probability that the mean profit for the sample was between 0 million and 5.1 million?

This is the pvalue of Z when X = 5.1 subtracted by the pvalue of Z when X = 0. So

X = 5.1

[tex]Z = \frac{X - \mu}{\sigma}[/tex]

By the Central Limit Theorem

[tex]Z = \frac{X - \mu}{s}[/tex]

[tex]Z = \frac{5.1 - 6.54}{1.2231}[/tex]

[tex]Z = -1.18[/tex]

[tex]Z = -1.18[/tex] has a pvalue of 0.1190

X = 0

[tex]Z = \frac{X - \mu}{s}[/tex]

[tex]Z = \frac{0 - 6.54}{1.2231}[/tex]

[tex]Z = -5.35[/tex]

[tex]Z = -5.35[/tex] has a pvalue of 0

0.1190 - 0 = 0.1190

11.90% probability that the mean profit for the sample was between 0 million and 5.1 million

Which inequality represents the sentence below? Four and nine tenths less than the product of a number and six is no more than eighteen and one-eighth. 4 and StartFraction 9 over 10 EndFraction minus 6 x less-than-or-equal-to 18 and StartFraction 1 over 8 EndFraction 6 x minus 4 and StartFraction 9 over 10 EndFraction less-than-or-equal-to 18 and StartFraction 1 over 8 EndFraction 4 and StartFraction 9 over 10 EndFraction less-than 6 x + 18 and StartFraction 1 over 8 EndFraction 6 x minus 4 and StartFraction 9 over 10 EndFraction less-than 18 and StartFraction 1 over 8 EndFraction

Answers

Answer:

D. 6x-4 9/10<= 18 1/8

Step-by-step explanation:

Sorry I'm a little late :(

Help ill give you brainliest and points !!!!!

Answers

Answer:

1.12

2.85

3.60

Step-by-step explanation:

1.

if m = 12 you solve by dividing 144/12

144/12 = 12

2.

when m = 11 you solve by computing 7(11) + 8

7(11) = 77 so you solve from there 77 + 8 which equals 85

3.

When g = 4 you solve my multiplying 15(4)

15(4) = 60

Answer:

first question: 12

second question: 85

third question: 60

Step-by-step explanation:

first question: plug in 12 for m and you would get 144/12 which equals 12.

Second question: plug in 11 for m and you have 7(11) + 8.

77+8 = 85

third question: plug in 4 for g and you have 15(4)

15 x 4 = 60.

*parentheses mean multiplication when next to a number

ex: 7(11)

not ex: 3 + (2/3) since it isn't directly next to the first number, instead its adding

If s(x) = 2 – x2 and t(x) = 3x, which value is equivalent to (s circle t) (negative 7)?

Answers

Answer:

153

Step-by-step explanation:

Tara has 1 3/5

yards of fabric. She needs

2 1/2

times this amount to make a shopping bag. How much fabric does Tara need to make the bag?

Answers

Answer:

amount of fabric to make the bag = 4 yards

Step-by-step explanation:

Tara has 1 3/5 yards of fabric . She needs extra 2 1/2 times the amount she have to make a shopping bag. The amount of fabric she needs to make the bag can be calculated as follows.

1 3/5 yards = 8/5 yards of fabrics

What she actually needs to make a shopping bag is two and half the amount she has . Mathematically, it can be express

2 1/2 × 8/5

Let us change 2 1/2 to improper fraction

amount of fabric to make the bag = 5/2 × 8/5

amount of fabric to make the bag = 40/10

amount of fabric to make the bag = 4 yards

What is the square root of -1

Answers

Answer:

i

Step-by-step explanation:

It's imaginary, or it can also be referred to as i.

Imaginary number or i

Solve the inequality 6h−5(h−1)≤7h−11 and write the solution in interval notation. Use improper fractions if necessary.

Answers

Answer:

[tex]h \geq 2\frac{2}[3}[/tex]

Step-by-step explanation:

We solve the inequality similarly to how we would solve an equalitu.

[tex]6h - 5(h-1) \leq 7h - 11[/tex]

[tex]6h - 5h + 5 \leq 7h - 11[/tex]

[tex]h - 7h \leq -11 - 5/[/tex]

[tex]-6h \leq -16[/tex]

Multiplying everything by -1

[tex]6h \geq 16[/tex]

Simplifying by 2

[tex]3h \geq 8[/tex]

[tex]h \geq \frac{8}{3}[/tex]

8 divided by 3 is 2 with rest two. So as a improper fraction, the answer is:

[tex]h \geq 2\frac{2}[3}[/tex]

Answer:

[8,

3

Step-by-step explanation:

Watch help video
Find the distance between the two points rounding to the nearest tenth (if necessary).
(4,4) and (-2,-4)
Answer:
1
Submit Answer
attempt 1 out of 2

Answers

Answer:

  10

Step-by-step explanation:

Using the distance formula, the distance is ...

  d = √((x2 -x1)^2 +(y2 -y1)^2)

  d = √((-2-4)^2 +(-4-4)^2) = √((-6)^2 +(-8)^2) = √(36 +64)

  d = √100 = 10

The distance between the two points is 10 units.

What’s the correct answer for this?

Answers

Answer:

B

Step-by-step explanation:

OP = OQ

Answer:

B

Step-by-step explanation:

Look at the shape closely observe the following the imaginary lines;

OC = OA , OB = OD {these is the raduis of the circle;

note also line CQ = CD { the perpendicular line bisects line CD in two equal halves;

Similarly ;

note also line AP= PB { the perpendicular line bisects line OP in two equal halves}

Hence;

OP is congruent to the OQ

In maths we say something is congruent when they are the same shape and have same angles but we are allowed to flip it's side.

2.1.40: The police records of a city contain the following statistics on offenses for the month of May: 430 assaults, 146 robberies, and 131 drug sales. The records also show that 26 people were involved in both assault and robbery and that 33 people were involved in both assault and drug sales. What is the greatest possible number of offenders for May who satisfy these statistics

Answers

Answer:

648

Step-by-step explanation:

Number of Assaults, n(A)=430

Number of Robberies, n(R)=146

Number of Drug Sales Offenses, n(D)=131

Number involved in both assault and robbery= [tex]n(A\cap R)=26[/tex]

Number involved in both assault and drug sales= [tex]n(A\cap D)=33[/tex]

Therefore, to find the greatest possible number of offenders for May who satisfy these statistics, we remove the number of those who were involved in more than one crime.

This gives us:

[tex]=n(A)+n(R)+n(D)-n(A\cap R)-n(A\cap D)\\=430+146+131-26-33\\=648[/tex]

The greatest possible numbers of offenders in May is 648.

The tree diagram represents an
experiment consisting of two trials.
.4
.5
.6
D
.3
С
.5
.7
D
Þ(B and D) = [?]
ter

Answers

Answer:

0.35

Step-by-step explanation:

.5x.7

Can someone plz help me solved this problem! I’m giving you 10 points! I need help plz help me! Will mark you as brainiest!

Answers

Answer:

domain: (-∞,∞)

range [-3,∞)

Step-by-step explanation:

The domain is the values that x can take

X can be any value so the domain is all real numbers

The range is the values that y can take

The minimum value is -3

The range is y ≥ -3

Please answer this correctly

Answers

72+72+36= 144+36= 180

Answer:

Area of the figure = 176 m²

Step-by-step explanation:

Area of Rectangle = Length × Width

Dividing the whole figure

Rectangle 1:

6 × 18 = 108 m²

Rectangle 2 :

10 × 6 = 60 m²

Rectangle 3:

2 × 4 = 8 m²

Adding All

Area of the figure = 108 + 60 + 8

Area of the figure = 176 m²

Apple would like to estimate the web browsing battery life of the iPad. The following data represents the battery life, in hours, experienced by six users.
10 14 14 16 13 8
Using this sample, the point estimate for the web browsing battery life of the iPad is:________

Answers

Answer:

12.5 hours

Step-by-step explanation:

The data which represents the battery life, in hours, experienced by six users is given below:

10 14 14 16 13 8

To determine the point estimate for the web browsing battery life of the iPad, we find the mean number of hours.

[tex]Mean=\dfrac{10+14+14+16+13+8}{6} \\\\=\dfrac{75}{6} \\\\=12.5[/tex]

The point estimate for the web browsing battery life of the iPad is: 12.5 hours

A researcher was interested about the weekly average usage of a local park in San Antonia, Texas. A study was designed to study the relationship between age and number of times residents visited the park each week. They were interested to see if age tends to impact the number of times residents visit the park. The surveyor collected responses information about age and the number of visits per week from 118 residents of San Antonia, Texas. They provided them with an anonymous paper survey to fill out.

Required:
a. What are the observational units in this study?
b. Is number of visits per week the explanatory or response variable?
c. Is age the explanatory or response variable?
d. Is this an observational study or a randomized experiment?
e. What is the most concerning type of bias in this study? Why?
f. What is the appropriate scope of inference in this study

Answers

Answer:

a) Residents of San Antonia, Texas

b) Response variable

c) Explanatory variable

d) Observational study

e) Response bias

f) The appropriate scope of interest is the " relationship between age and the weekly average usage of local parks in San Antonia"

Step-by-step explanation:

a) In this study, the objects or entities on which observation is done are the residents of San Antonia, hence they are the observational units.

b) In this observation, the number of visits per week is the response variable because it is the outcome of the observation. It is a dependent variable that varies due to variation in the ages.

c) Age is the variable that helps to predict the average number of visits to the park, it can then be called the predictor variable. It is independent of any external variable.

d) This is an observational study because it is meant to observe the relationship between the ages and the average number of visits to the park per week. The variables are not randomly assigned.

e ) The type of bias that is most concerning in this study is response bias. This is because it is a paper survey and their can be invalid responses either due to unfaithfulness or ignorance of the respondents.

f) The appropriate scope of the inference in this study is the relationship between the ages and the weekly average usage of local parks in San Antonia.

Dan got 45 out of 72 correct in his test.
What fraction of the marks did he get wrong?
Give your answer in its simplest form.

Answers

Answer:

3/8

Step-by-step explanation:

45/72=5/8

(5/8)+x=72/72

x=1-(5/8)

x=3/8

What can you conclude about the hypotenuse of the two triangles?

Answers

Answer: C

Step-by-step explanation:

Since the sides are marked with the little lines, you know they are congruent with each other. Since the sides are congruent, you know the hypotenuse will be congruent.

You can argue that these triangles are similar, but the difference is that similar triangles are the same shape, but not the same size. These triangles are congruent because they are the same size and shape. Therefore, the hypotenuse is congruent.

Brainliest to whoever gets this correct Which of the following is not a polynomial identity?

Answers

Answer:

Hi there!

The correct answer is C.

Step-by-step explanation:

A polynomial identity  are equations that are true for all possible values of the variable. For example, x²+2x+1=(x+1)² is an identity.

r(x−s)=sx+t what does x equal

Answers

Answer:

x = (rs + t)/(r-s)

Step-by-step explanation:

r(x - s) = sx + t

rx - rs = sx + t

rx - sx = rs + t

x(r - s) = rs + t

x = (rs + t)/(r-s)

The solution for x is x = (t + rs)/(r - s).

What is an equation?

A pair of algebraic equations with the equal symbol (=) in the center and the same value are referred to as an equation.

We can begin by simplifying the given equation:

First, solve the parenthesis,

r(x - s) = sx + t

Simplify, the equation, we get,

rx - rs = sx + t

rx - sx = t + rs

Take the like terms to one side, we get,

x(r - s) = t + rs

Now, solve for x, we get,

x = (t + rs)/(r - s)

Therefore, x is equal to (t + rs)/(r - s).

To learn more about the equation;

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Blossom Corporation, a manufacturer of ethnic foods, contracted in 2020 to purchase 470 pounds of a spice mixture at $2.35 per pound, delivery to be made in spring of 2021. By 12/31/20, the price per pound of the spice mixture had risen to $2.73 per pound. In 2020, Blossom should recognize:______.A. No gain or loss. B. A gain of $178.60. C. A loss of $1104.50. D. A loss of $178.60. Draw conclusions: Substances that contain carbon and are produced by living things are called organic. Examples of organic materials are sugar, blood, protein, and fat. Other materials, like water, carbon dioxide, oxygen, and ammonia, are called inorganic. Some living things, called producers, can produce the organic materials they need (like food) from inorganic matter. All other organisms are consumers; they consume organic matter since they cannot make it themselves. Do your results show you that trees are producers or consumers? its a gizmo lol after reading a poem what is the first thing you should do to begin to analyze itA.)determine the tone.B.)determine the themeC.)paraphrase the poem D.)look at the poetic devices The following were inventions during the Han dynasty except ______. a. writing c. acupuncture b. a Chinese dictionary d. tree-bark paper In the U.S. highway numbering system, north-south routes have numbers that end in _____. Sometimes on a sunny day campers start a campfire using a small mirror to light paper or dry grass. What shape of mirror would you use for this purpose? Explain your choice using reasoning. NEED HELP!Please refer to the picture for the question! Rachel is conducting a study in her cognitive psychology lab about people's ability to remember rhythms. She playeda short rhythm to 425 randomly chosen people. One minute later, she asked them to repeat it by clapping. If 121people were able to successfully reproduce the rhythm, estimate the proportion of the population (including marginof error) that would be able to successfully reproduce the rhythm. Joel weighs a basket containing 7 peaches.Each peach weigh 200g. How many kilograms does the basket weigh translate she read the newspaper in spanish Today you jogged 1/3 of a milebefore stopping to chat for amoment with your friend. Then youcontinued to jog another 1/3 of a milebefore stopping for a drink of water.How far did you jog all together?Use the number line to help you.Type your answer in the blue box. The whip-like tail of a protozoan is called a:flagellumciliaO pseudopodnone of the aboveHELPPPP !!! Which MOST FULLY identifies the central idea of this source? Solution A is a 1.00 L buffer solution that is 1.188 M in acetic acid and 1.188 M in sodium acetate. Acetic acid has a pKa of 4.74. What is the pH change of this solution upon addition of 0.1 mol of HCl? Enter your answer numerically to four decimal places. It will be a negative number. Find the value of -1/3-(-5/12) Congress must vote whether to increase the government budget so as not to shut down the government this year. The vote passed and the budget ceiling has been increased to keep the government running. This is an example of what type of policy? Karla added green pellets to a container of water before she began watering her lawn. What correctly describesthe solvent in her solution.The green pellets are the solvent because it is dissolved in water.The water is the solvent because it is dissolved in the green pellets.The water is the solvent because the green pellets dissolved in it.The green pellets are the solvent because it dissolved the water. I need a answer please Which country is one of the highest birth rates in the world Please answer correctly !!!!!! Will mark brainliest !!!!!!!!!!!!