Function Tables

y=2x-3

What equation expresses the relationship between the pairs of values of x and y shown below?

x | y

1 | -1

2 | 1

3 | 3

4 | 5

d=1/4m

Which equation represents the relationship between m and d below?

m| d

2 | 1/2

4 | 1

6 | 1 1/2

8 | 2

y=4x+3

Which equation describes the relationship between x and y below?

x | y

1 | 7

2 | 11

3 | 15

4 | 19

y=x+5

Which equation describes the relationship between x and y below?

x | y

3 | 8

4 | 9

5 | 10

6 | 11

s=3r+1

Which equation best represents the relationship between r and s?

r | s

2 | 7

5 | 16

10 | 31

12 | 37

20 | 61

b=4a-5

Which equation best represents the relationship between a and b below?

a | b

2 | 3

5 | 15

6 | 21

10 | 35

a=2b-1

Write an equation to represent "a is equal to one less than twice b."

y=1/4x+2

Which equation describes the relationship between the values of x and y shown?

x | y

3 | 2 3/4

6 | 3 1/2

9 | 4 1/4

15|5 3/4

$10

$45

$325

Callie works as a tour guide. She paid $25 for her uniform. The amount of money (m) she will earn can be found using the equation m=7h-25 where h represents the number of hours she works. How much money would she earn in 5 hours?

10 hours?

50 hours?

n=2m-2

Which equation best represents the data shown?

m | n

1 | 0

3 | 4

25|48

14|26

p=28-4d

Lilly has 28 pieces of candy. Each day, she eats 4 pieces of candy. Which equation below shows the number of pieces of candy left (p) after any number of days (d)?

y=3x-3

Ms. Milligan instructed her students to analyze the info below and come up with an equation that represents the relationship between the x- and y-values. What equation shows this relationship?

x | y

0 | -3

1 | 0

2 | 3

3 | 6

4 | 9

x | y

0 | -1

1 | -3

-1| 1

The graph of the equation y=-2x-1 is shown.

Make a table to represent the relationship between x and y in the graph.

x | y

4 | 16

5 | 20

7 | 28

Which table of values for x and y satisfies the equation y=8x÷2?

y=3x

The value of y is proportional to x. When x=4, then y=12. Which equation represents the relationship between x and y?