What expression is equivalent to 3x - 7 - 6x + 13

Answers

Answer 1

Answer:

-3x + 6 and -3(x - 2)

Step-by-step explanation:

Given

[tex]3x - 7 - 6x + 13[/tex]

Required

An equivalent expression

[tex]3x - 7 - 6x + 13[/tex]

Collect Like Terms

[tex]3x - 7 - 6x + 13 = 3x - 6x - 7 + 13[/tex]

[tex]3x - 7 - 6x + 13 = -3x+6[/tex]

This can be simplified further as:

[tex]3x - 7 - 6x + 13 = -3(x-2)[/tex]


Related Questions

A local animal shelter has 27 dogs and 23 cats. What percent of the
animals are dogs?

Answers

Answer:

54%

Step-by-step explanation:

total  animals=27+23=50

[tex]dogs=\frac{27}{50} \times100=54[/tex]

(2) what is being cooked in a preserve cooker?​

Answers

Did you mean pressure cooker?

Answer:

Rice and other items are being cooked in pressure cookers

I hope it helps you

Find the slope of the line through the pair of points. C(–6, –7), K(–1, –7) undefined 0

Answers

Answer:

0

Step-by-step explanation:

Slope of line

[tex] = \frac{ - 7 - ( - 7)}{ - 1 - ( - 6)} \\ \\ = \frac{ - 7 + 7}{ - 1 + 6} \\ \\ = \frac{0}{5} \\ \\ = 0[/tex]

Answer:

It is Undefined so its 0

180 people or 40% of those surveyed do not want a mall. How many people were surveyed?

Answers

Answer:

72 people

Step-by-step explanation:

multiply 180 by the decimal form of 40%

180 x 0.40 = 72

Please answer this!!!!!!!!!!

Answers

Answer: Dylan

Step-by-step explanation:

Dylan because i it has 8 sides and if each student rolls it 200 times, then you should divide 200 by 8. Which would make the odds 1/25. And Dylan´s number is closest to 25.

pls help! a small box measures 5in. by 10 in. By 7 in height. Find the volume of the box

Answers

Answer:

  350

Step-by-step explanation:

Box’s Volume = 350 in.^3

I need help please help

Answers

Answer:

about 407 sq cm

Step-by-step explanation:

area of semi-circle: π10²/2 = 50π or 157

area of triangle: (20)(25)/2 = 250

You would like to have $10,000 in an account after eight years time. If the account earns 2.5% compounded interest yearly, how much would you have to deposit today

Answers

Answer:

You have to deposit $8,207.5 today.

Step-by-step explanation:

Compound interest:

The amount of money in yearly compounded interest, after t years, is given by the following equation:

[tex]A(t) = A(0)(1+r)^t[/tex]

In which A(0) is the initial deposit and r is the interest rate, as a decimal.

You would like to have $10,000 in an account after eight years time.

This means that when [tex]t = 8, A(t) = 10000[/tex]

2.5% compounded interest

This means that [tex]r = 0.025[/tex]

So

[tex]A(t) = A(0)(1+r)^t[/tex]

[tex]A(t) = A(0)(1+0.025)^t[/tex]

[tex]A(t) = A(0)(1.025)^t[/tex]

How much would you have to deposit today?

We have to find A(0), when [tex]t = 8, A(t) = 10000[/tex]. So

[tex]A(t) = A(0)(1.025)^t[/tex]

[tex]10000 = A(0)(1.025)^8[/tex]

[tex]A(0) = \frac{10000}{(1.025)^8}[/tex]

[tex]A(0) = 8207.5[/tex]

You have to deposit $8,207.5 today.

-x+3y=-1 x-3y=1
one solution, no solution, or infinitely many solutions
PLEASE HELP

Answers

Answer:

infinitely many solutions

Step-by-step explanation:

-x + 3y= -1

x - 3y =1

0=0

identity solution

please answer! will give brainliest

Answers

Answer:

5

Step-by-step explanation:

2+4+6+8 = 20

20 / 4 = 5

Please help!! Thank you no links please

Answers

Answer:

x=6.4031

Step-by-step explanation:

4^(2)+5^(2)=x^(2) use the pythagorean theorem

combine like terms -2m+16-13m​

Answers

-15m+16
Combine variable terms of -2m + (-13m) to get -15m and you add 16 to get
-15m+16

Answer:

-15m + 16

Step-by-step explanation:

Why do we have to do school

Answers

To learn math reading writing and pe.

a rectangular prism with a volume of 10 cubic units is filled with cubes with side lenghts of 1/2 unit how many 1/2 unit cubes does it take to fill the prism

Answers

Answer:

Step-by-step explanation:

The volume of a cube is

V=s^3, we are told the volume is 10u^3 and that it will be filled with cubes having a side of 1/2 so

n(1/2)^3=10, where n will be the number of these small cubes

n(1/8)=10 upon multiplying each side by 8

n=80

So it will take 80 cubes of side length 1/2 to have a volume equal to 10u^3

21p+35q
please help me!​

Answers

Answer:

Simplifying

21p + 35q = 0

Solving

21p + 35q = 0

Solving for variable 'p'.

Move all terms containing p to the left, all other terms to the right.

Add '-35q' to each side of the equation.

21p + 35q + -35q = 0 + -35q

Combine like terms: 35q + -35q = 0

21p + 0 = 0 + -35q

21p = 0 + -35q

Remove the zero:

21p = -35q

Divide each side by '21'.

p = -1.666666667q

Simplifying

p = -1.666666667q

State whether the triangles can be proven congruent, if possible, by SSS or SAS​

Answers

Answer:

AC=CE

<ACB=<ECD VERTICALLY opposite ANGLE

BC=CD

Step-by-step explanation:

TRAINgle is congruent by SAS axiom.

Which arrangement of blocks has the least surface area?

Answers

Answer:

8 cubes separated

Step-by-step explanation:

Tom is sorting cookies with his little sister Betty. He notices that when he takes a cookie she takes three cookies,
when he takes two cookies she takes six, and so on. What type of relationship is there between their cookie-taking
behaviors?
A)
nonproportional
B)
semiproportional
directly proportional
D)
inversely proportional

Answers

B nonporportinal because it’s not even his sister has more cookies then him

Summer buys a bag of cookies that contains 7 chocolate chip cookies, 8 peanut butter cookies, 5 sugar cookies and 7 oatmeal cookies.

What is the probability that Summer reaches in the bag and randomly selects 2 oatmeal cookies from the bag? Round your answer to four decimal places.

Answers

Answer:

her chance of getting otmeal cookies are 7 out of 20

Step-by-step explanation:

you can round yourself

novels about Harry Potter, a boy who learns on his eleventh birthday that he is the orphaned son of two powerful wizards and possesses unique magical powers of his own. He is summoned from his life as an unwanted child to become a student … More
Releas

PLSS I need help please​

Answers

Answer:

The Last One

Step-by-step explanation:

Hope This Helps ; )

Answer:

2/6

Step-by-step explanation:

Mr Edwards bought a 50 pound bag of flour for his bakery it was equally divided among six daysHow much flour was used per day

Answers

Answer:

8.3 lbs

Step-by-step explanation:

[tex]3= \frac{f}{6} -1[/tex]

Answers

Answer:

f=24

Step-by-step explanation:

3 = f/6 - 1

Multiply both sides of the equation by 6.

18=f−6

Swap sides so that all variable terms are on the left hand side.

f−6=18

Add 6 to both sides.

f=18+6

Add 18 and 6 to get 24.

f=24

A fair die, with its faces numbered from 1 to 6, is one in which each number is equally likely to land face up when the die is rolled. On a fair die, the probability that the number 6 will land face up is 16. A group of students wanted to investigate a claim about manipulating a fair die so that it favors one outcome. The claim states that if a fair die is put into an oven and baked at 200°F for 10 minutes, the inside of the die will begin to melt. When the die cools, the inside will be solid again, but with more weight toward the bottom. This shift in weight will cause the face that was up when the die cooled to land up more often that the other faces.
The students obtained a fair die and baked it according to the preceding directions. The die cooled with the number 6 face up. After the die cooled, they rolled the die 200 times, and the number 6 landed face up 43 times. Let p represent the population proportion of times the number 6 will land face up on the baked die if the die could be rolled an infinite number of times.
(a) Clarke, one of the students, constructed a 95 percent confidence interval for p as 0.215±0.057. Does the interval provide convincing statistical evidence that the number 6 will land face up more often on the baked die than on a fair die? Explain your reasoning.
(b) Aurelia, another student, suggested they conduct a significance test to investigate the claim. She tested the hypotheses H0:p=16 versus Ha:p>16 at the significance level of α=0.05. She obtained a test statistic of 1.83 with a p-value of 0.033. Do the results of the significance test agree with the results of Clarke’s confidence interval in part (a)? Explain your reasoning.
(c) Joachim, a third student, noted that the confidence interval in part (a) gives plausible values of the parameter as an interval between two values. He suggested that they develop a one-sided confidence interval because they were only concerned with whether the number 6 was landing face up more often than expected, not less often. The one sided-interval will determine a value L such that all plausible values of p are greater than L. The formula for L is L=pˆ+z∗pˆ(1−pˆ)n−−−−−√.
(i) Determine the values of z∗ needed to create the one-sided 95 percent confidence interval. Then calculate the value of L.
(ii) Do the results of Joachim’s one-sided confidence interval agree with results of Aurelia’s significance test in part (b)? Explain your reasoning.

Answers

Answer:

Kindly check explanation

Step-by-step explanation:

pˆ = 43 / 200 = 0.215

A.)

The confidence interval obtained :

0.215 ± 0.057 = (0.158 ; 0.272)

Since, 0.215 is within the confidence interval, we can conclude that, dice will lie face up on baked die more often than fair dice.

B.)

H0:p=16 versus Ha:p>16

Decision :

Reject H0 ; if Pvalue < α

Pvalue = 0.033 ; α = 0.05

0.033 < 0.05 ; we reject H0

HENCE, there is significant evidence to conclude that the proportion of face landing up on a baked dice is greater than 16. HENCE, it agrees with our conclusion in (1).

C.)

L=pˆ+z∗√pˆ(1−pˆ)n

Z critical for a one sided 95% confidence interval is 1.64

pˆ = 0.215

L = 0.215 + 1.64 * √(0.215*0.785) / 200

L = 0.215 + (1.64 * 0.1299134)

L = 0.215 + 0.213057976

L = 0.428

(-∞, 0.428)

A rectangular garden is 20 ft longer than it is wide. Its area is 800 ft 2 . What are its dimensions?

Answers

Our equation for the area of a rectangle is l x w = A (length times width equals area)
We know that l=w+20 so we can plug this into our equation.
It is now, (w+20) x w =800
We can then solve for w
w^2 +20w =800
We can subtract 800 on each side to get
w^2 +20w - 800 =0
We then factor to get
(w-20)(w+40)=0
This gives us w =20 and w = -40
Width cannot be negative so our width will be 20 feet
Since our length is 20 more than this, then our length will be 40feet
So the dimensions of the rectangle are 20 ft wide by 40 ft long

(-3, 3), (1, 1), (0 -2), (1, -4), (5, -1) domain and range
is it a function

Answers

Domain:
{−3, 1, 0, 5}

Range:
{3, 1,−2,−4,−1}

the answer options are

6.75
-1.5y
-3x

thank you :))

Answers

Answer:

-1.5y

Step-by-step explanation:

+y(–1.5) = -1.5y

This is how distribution works

Answer:

-1.5y

Step-by-step explanation:

have a nice weekend ヽ(ヅ)ノ

The children went to the library. They wanted to read books​

Answers

Answer:

Imma guess that it's a youth education program and library some teacher is planning for children to read for knowledge and excitement? :3

Step-by-step explanation:

:3

44 and 45 are alternate interior
angles. Find the measure of 44.
{
115/65°
43/44
64 = [?]
45/46
{
47/48

Answers

Answer:

4= 115°

Step-by-step explanation:

∠4= 115° (vertically opposite angles are equal, parallel lines)

Answer:
∠4 = 115°

Explanation:

There is two method to do this question:

M1:
∠5 = 115° (corresponding angles)

∠5 = ∠4 (alternate interior angles)

115° = ∠4

∠4 = 115°


M2:
∠4 = 115° (vertical opposite angles are equal)

Can someone please help.
Mall produces strawberry jam for several food shops. She uses big jars to deliver the jam to the shops. One time she distributed 80 liters of jam equally among the jars. She decided to save 4 jars and to distribute jam from these jars equally among the other jars. She realized that she had added exactly of the previous amount to each of the jars. How many jars did she prepare at the start?

Answers

Answer:

8 jars

Step-by-step explanation:

Let the number of jars is x.

80 liters distributed, each jar has:

80/x

Redistribution with 4 less jars, each jar now has:

80/(x - 4)

Each jar has now twice the amount:

80/x*2 = 80/(x - 4)2/x = 1/(x - 4)2(x - 4) = x2x - 8 = xx = 8

She prepared 8 jars at the start

As the student council treasurer, you prepare the budget for your class rafting trip. Each large raft
costs $100 to rent and each small raft costs $40 to rent. You have $1,600 to spend. Write and
solve a linear equation to find the number of small rafts you can rent if you rent 12 large rafts.

Answers

Answer:

10 small rafts

Step-by-step explanation:

(1600- 1200) / 40 = 10

1600- 1200 = 400

400 / 40 = 10

12 large rafts costs $1200 so subtract that amount from you budget. If you do that you will have $400 left. So I divided $400 by the amount of money each small raft cost whitch was $40 per small raft so i got the quotient of 10.

Sorry if i worded that weirdly but you get the point.

P.s sorry if it isn't comlety correct but i did my best so... ya

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