Solve the equation

2.9=7.1 + y

Answers

Answer 1

Answer:

y=-4.2

Step-by-step explanation:

2.9=7.1+y

2.9-7.1=7.1-7.1 +y

-4.2=y or y= -4.2

Answer 2

y = -4.2

If you substitute that value for y into the equation, you'll get 2.9 = 7.1 + (-4.2)... and that is a correct, valid equation. HOPE THAT HELPS!


Related Questions

The graph of a function is a line that passes through the points (3,17) and (6,32). What is the equation of this function?
y=__x +__

Answers

Answer:

y=9,49

Step-by-step explanation:

y=3,17×+6,32

y=9,49×

[Help asap, will mark brainliest] Find the area of the right triangle.
Be sure to include the correct unit in your answer.

Answers

Answer:

45m

Step-by-step explanation:

1. Multiply the two sides.

2. Divide it by 3 (or multiply by 1/3)

3. The answer is your area.

A writer for a magazine recently did a test to determine which mid-range digital camera takes the best pictures. Her method is described below. Which part of the method describes an area of potential bias? She gathered 20 of the best-selling cameras and used the same photographer to take 100 pictures with each camera. She ensured that the environment and the subject of each picture were consistent across all cameras and used a 10-point scale to determine picture quality. Of the cameras tested, two were from companies who are major advertisers in the magazine.

Answers

Answer:

Two were from companies who are major advertisers.

Step-by-step explanation:

Edmentum/ Plato family for the win.

Of the cameras tested, two were from companies that are major advertisers in the magazine.

What is potential bias?

Any affiliations, financing, or financial holdings that could be seen as influencing the review's objectivity to give rise to potential bias.

Such elements might consist of, but are not limited to, the following:

Employment, professional associations, paid to consult, and participation in groups that support relevant causes.

Given that:-

She gathered 20 of the best-selling cameras and used the same photographer to take 100 pictures with each camera.

She ensured that the environment and the subject of each picture were consistent across all cameras and used a 10-point scale to determine picture quality.

Of the cameras tested, two were from companies that are major advertisers in the magazine.

The potential bias is In the cameras tested, two were from companies that are major advertisers in the magazine.

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What is the distance from point A to point B? What is the perimeter of the shape?​

Answers

1. The distance between any two points is the length of the line segment joining the points.
2. The perimeter is the length of the outline of a shape. To find the perimeter of a rectangle or square you have to add the lengths of all the four sides.

Answer:

first one is 8 second one is 28

Step-by-step explanation:

correct on edge

Does this table show a proportional relationship? If so, what is the constant of proportionality? If not, explain.

Answers

Answer:

Yes it does

Step-by-step explanation:

This table has a proportion of 4 since from the weeks and height are times by 4

Example from the table:

Week two has a height of 8 since 2 times 4 is 8

1. When Aaron runs the 400 meter dash, his finishing times are normally distributed with a mean of 80 seconds and a standard deviation of 2.5 seconds. Using the empirical rule, determine the interval of times that represents the middle 99.7% of his finishing times in the 400 meter race.

Answers

Answer:

(72.5,87.5)

Step-by-step explanation:

The interval of times that represents the middle 99.7% of his finishing times in the 400 meter race is; (73.5, 87.5)

What is the interval from empirical rule?

We are given;

Mean; E(X) = μ = 80 seconds

Standard Deviation; σ = 2.5

From the empirical rule, the probability of obtaining values within one deviation from the mean is 0.68; within two deviations is 0.95 and within 3 deviations from the mean is 0.997.

We have 99.7 % of the values within 3 deviations from the mean in our question and so the intervals are;

μ - 3σ = 80 - 3(2.5) = 73.5

μ + 3σ = 80 + 3(2.5) = 87.5

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Please help if you know the answer thank you

Answers

Answer:

a

Step-by-step explanation:

a

Answer: 4 4/10

Step-by-step explanation:

4 4/10 as an Improper fraction is 44/10, 32/10 is less then 44/10.

A woman is rowing a boat across a 60 wide river from west to east. She can row at 2 mph in still water, but the river's current is 5 mph from north to south. To the nearest foot, how far downstream on the east bank will she land?

Answers

Answer:

S, and the other day. I have been a while. I have a great drea the most important things. The may have to pay a fee of the most popular and I will not 66 the most of the most of my life. I was a bit of the best, but the 15th. I have been a while. I am your what is happening in the next couple days 6 the most of the most of the most

Step-by-step explanation:

popular and I will not be hurt by a friend of the day, and the other side, I think I have a great drea, I think I have been a while. I have been in touch. Thanks for the next day delivery. We have a great drea the same time. I was just the right place for the use of the most of the most popular and I am a beautiful person. The comments for your email.

The woman will land on the east bank of the river at a downstream of 37.5 miles.

What is meant by relative velocity ?

Relative velocity of an object in motion is defined as the velocity of the object with respect to another object.

Here,

Width of the river, W = 60 miles

Velocity of the boat in still water, Vb = 2 mph

Velocity of river, Vr = 5 mph

Relative velocity of the boat with respect to river in downstream,

Vbr = Vb + Vr

Vbr = 8 mph

Drift of the boat, d = Vr W/Vbr

d = 5 x 60/8

d = 37.5 miles downstream

Hence,

The woman will land on the east bank of the river at a downstream of 37.5 miles.

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pls help quickly thank u

Answers

Answer:

Dependant

Step-by-step explanation:

Its dependant because when you take out one chocolate another may fall and take its place.

A teenager has 8 tee shirts, 2 belts, and 5 pairs of jeans. How many different outfits can he wear, assuming that he must wear a belt to keep those pants up and keep that shirt tucked in?​

Answers

Answer: 80 ways

Step-by-step explanation:

If 8 tee shirts can be worn in 8 ways  

similarly for 2 belts = 2 ways

five pair of jeans= 5 ways  

so total number of ways=5*2*8=80 ways

the sum of twice a number and 11 is equal to 55

Answers

Answer:

Equation: 2x+11=5

Solving the equation: x=22

Step-by-step explanation:

The sum of twice a number is 2x+

The sum of twice a number and 11 is 2x+11

The sum of twice a number and 11 is equal to 55 is 2x+11=55

Solving the equation: 2x+11-11=55-11

2x=44

2x/2=44/2

x=22

PLEASEEE HELP WORTH 30 AND WILL GIVE CROWN

Answers

C.....................

Answer:

1 and 5

Step-by-step explanation:

it is shown in the picture

51 time 37 divided by 1 equals to what really need help failing

Answers

Answer:

(51*31)/1 = 1581

Step-by-step explanation:

plzz help if right i give brainliest

Answers

Answer:

b. (x+6)(x-6)

Step-by-step explanation:

x^2-36  So to get to this answer you can do two things

1. Guess and check

2. Factor it out (which is what I like to do)

In order to get x^2 you need 2xs that are positive which knocks out c and d

Then to get to -36, you need to multiply a positive 6 and a negative 6

(This was poorly explained but if you need anymore help just lmk)

Pls I need the answer rn

Answers

Answer:

x = 30

Step-by-step explanation:

since 2 sides are equal, that means their angles are also equal.

you do 180-120 to get 60 and then divide 60 by 2 to get 30

Answer:

x=30

Step-by-step explanation:

We know all the angles a triangle combined are 180 the two bottom angles for this one are equal so we can do

(180-120)/2=30

please help!

A restaurant needs a block of ice that is exactly 480 cubic inches in volume.
The height of the ice block must be 10 inches.

Answers

Answer:

Step-by-step explanation:

Part A,

99% sure this is D

Part B

It's probably about 4 feet tall.

Part C,

4 in. x 12 in.

2 in. x 24 in.

8 in. x 6 in.

3 in. x 16 in.

Answer:

part A:   all the above

partt B:   48

part C:   4 in. x 12 in.

             2 in. x 24 in.

              8 in. x 6 in.

              3 in. x 16 in.

Step-by-step explanation:

Can someone plz help me with this one problem plzzzzz!!!!

Answers

W is equal to 7
When finding perimeter to add all the sides up so you’ll add 9+17 = 26 and if the perimeter is 40 you’ll subtract that by 26 and you’ll get 14. If there’s 2 sides and we know w is 14 we will divide by 2
7 is the answer no cap

Arthur went to dinner. The meal cost $157 and
he wants to leave an 18% tip. How much money
should he leave for the tip?

Answers

Arthur should leave a $28.26 tip

What is the equation of the line that passes through the point ( − 0.5 , 8 ) and has a slope of − 5

Answers

Answer (assuming that the equation can be written in point-slope form):

[tex]y-8 = -5(x+\frac{1}{2} )[/tex]

Step-by-step explanation:

Use the point-slope formula, [tex]y-y_1 = m (x-x_1)[/tex] , to write the equation of the line in point-slope form. Substitute values for the [tex]m[/tex], [tex]x_1[/tex], and [tex]y_1[/tex] in the formula.

Since [tex]m[/tex] represents the slope, substitute -5 in its place. Since [tex]x_1[/tex] and [tex]y_1[/tex] represent the x and y values of one point the line intersects, substitute the x and y values of (-0.5, 8) into the formula as well. Remember that we can convert -0.5 to a fraction: [tex]-\frac{1}{2}[/tex]. So, substitute [tex]-\frac{1}{2}[/tex] for [tex]x_1[/tex] and 8 for [tex]y_1[/tex]. This gives the following answer and equation:

[tex]y-8 = -5(x+\frac{1}{2} )[/tex]    

How do you do the Pythagorean Theorem? Also how do you do it with one leg and hypotenuse? Also how do you do it with 2 legs and no hypotenuse?

Answers

Answer:

Pythagorean Theorem = a^2 + b^2= c^2

Step-by-step explanation:

(3)^2+ (4)^2 = C

3^2= 9

4^2= 16

9+16=25

(2 legs no hypotenuse)

9^2+ b^2=7^2

9^2 = 81

7^2= 49

81-49= 32

(you have to sqaure root it because the oppsite of sqaured is sqaured root)

32 squared = 5.657

and rounded is 5.7

Can someone please help me!!!

Answers

Answer: x=20

Step-by-step explanation:

If im wrong, sorry

The angles of a triangle add up to 180 degrees.

(3x+5)+(2x+17)+(2x+18)=180

add the ones alike

3x + 2x + 2x=7x

5+17+18=40

so, 7x+40=180

we need to get the variable by itself so we take away 40 first by subtracting it from both sides of the equal sign

7x=140

we take away 7 from x by dividing it- opposite of multiplication is division

x=20

Answer:

x = 20

Step-by-step explanation:

3x+5° + 2x+18° + 2x+17° = 180° (sum of interior angles in a triangle is 180°)

collect like terms

3x + 2x + 2x + 5° + 18° + 17° = 180°

7x + 40° = 180°

solving for x

x = (180 - 40)/7

x = 140/7

x = 20

What is the solution to the inequality? -6x > 36

Answers

Answer:

x<-6

Step-by-step explanation:

Flip the sign on a negative

Answer:

x < -6

Step-by-step explanation:

What is the value of (5r + 1/5)2 when r = 0?

Answers

Answer:

Hi! The answer to your question is 1

Step-by-step explanation:

☆*: .。..。.:*☆☆*: .。..。.:*☆☆*: .。..。.:*☆☆*: .。..。.:*☆

☆Brainliest is greatly appreciated!☆

Hope this helps!!

Stay Safe!!!

- Brooklynn Deka

A function assigns the values. The value of (5r+1/5)² when the value of r is 0 equals 0.04.

What is a Function?

A function assigns the value of each element of one set to the other specific element of another set.


Given the function g(r)=(5r+1/5)², therefore, the value of the function when r=0 will be,

g(r) = (5r+1/5)²

g(0) = [5(0)+1/5]²

g(0) = (1/5)²

g(0) = 1/25

g(0)=0.04

Hence, the value of (5r+1/5)² when the value of r is 0 equals 0.04.

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Please help me with this question

Answers

Answer: 275 cm

volume = length x width x height

v = 6.25 x 8 x 5.5

v = 275

2.5 ( y + 2/5) = -13

Answers

Answer:

y=  -5.6

Step-by-step explanation:

A line graph titled Video Rental Stores has year on the x-axis and stores (thousands) on the y-axis. In 2009, there were 4,000 stores.
The line graph shows the number of video rental stores for the years 2005 through 2012.

There were stores in 2009.

Answers

Answer:

its 4,000

Step-by-step explanation:

What is the measure of angle CBD? ° What is the length of segment CD? cm Which trigonometric ratio can be used to compare BC to CD using angle CBD? What is the approximate length of BC? cm What is the approximate length of BD? cm

Answers

Answer:

Answer: The measure of ∠CBD is 36°. The length of segment CD is 6 cm.

The trigonometric function gives the ratio of different sides of a right-angle triangle. The length of the segment CD will be equal to 12cm (60/5).

What are Trigonometric functions?

The trigonometric function gives the ratio of different sides of a right-angle triangle.

[tex]\rm Sin \theta=\dfrac{Perpendicular}{Hypotenuse}\\\\\\Cos \theta=\dfrac{Base}{Hypotenuse}\\\\\\Tan \theta=\dfrac{Perpendicular}{Base}\\\\\\Cosec \theta=\dfrac{Hypotenuse}{Perpendicular}\\\\\\Sec \theta=\dfrac{Hypotenuse}{Base}\\\\\\Cot \theta=\dfrac{Base}{Perpendicular}\\\\\\[/tex]

where perpendicular is the side of the triangle which is opposite to the angle, and the hypotenuse is the longest side of the triangle which is opposite to the 90° angle.

1.   For a regular pentagon, the measure of an internal angle is equal to 108°, therefore, the measure of ∠ABD is 108°.

2.   Since the line CB is bisecting ∠ABD, therefore, the measure of the ∠CBD is 54°.

3.   The length of the segment CD will be equal to the length of a side of the pentagon, therefore, the length of the segment CD will be equal to 12cm (60/5).

4.   The trigonometric ratio that can be used to compare BC to CD using ∠CBD is Tangent.

5.   The approximate length of BC can be determined as,

Tan(54°)=CD/BC

BC = CD/Tan(54°)

BC = 8.719 cm

6.    The approximate length of BD can be determined using the Pythgorus theorem,

BD² = CD² + BC²

BD = 10.5835 cm

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Identify the line segment that is a chord.

Answers

Answer:

The line segment that is a chord is AE.

Hope it helps :)❤

Write 67% as a fraction or mixed number

Answers

Answer:

67/100

Step-by-step explanation:

basically just put 100 as denominator

Which of the following have no solutions?

Answers

Answer:

B

Step-by-step explanation:

sorry if its wrong

Answer:

I think your answer would be B.)

Step-by-step explanation:

srry if wrong hope this helps

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