Free Printable Linear Graph Functions

1.

What is the equation of the graph?

a)

$y=\frac{4}{5}x+4$

b)

$y=-\frac{4}{5}x+4$

c)

$y=4x-\frac{4}{5}$

d)

$y=4x+\frac{4}{5}$

2.

What is the equation of the graph?

a)

$y=2$

b)

$x=-2$

c)

$x=2$

d)

$y=-2x$

3.

What is the equation of the graph?

a)

$y=-3x-\frac{3}{5}$

b)

$y=3x-\frac{3}{5}$

c)

$y=\frac{3}{5}x+3$

d)

$y=-\frac{3}{5}x+3$

4.

Which is the graph of y= -x + 2?

a)

A

b)

B

c)

C

d)

D

5.

Jerome has $150 in his savings account and saves $40 per month. Write a linear function J(x) that will tell us the money Jerome has in his savings account after x months.

a)

J(x) = 150 + 40

b)

J(x) = 40x + 150

c)

J(x) = 150x + 40

d)

J(x) = 40 + 150

6.

Find the gradient of the line.

a)

1/4

b)

-1/4

c)

-4/1

d)

4/1

7.

Which of the following could be the equation of the graph shown?

a)

$y\ =\ 4x\ -\ 2$

b)

$y\ =-4x\ +2$

c)

$y\ =\ \frac{1}{4}x\ -\ 2$

d)

$y\ =\ \frac{1}{4}x\ +\ 2$

8.

Write the equation for the line

a)

y=⅗x+1

b)

y=⅗x-1

c)

y=(5/3)x+1

d)

y=(3/5)x+1

9.

Find the value of y when x = 2.

a)

2

b)

6

c)

7

d)

8

10.

Write the equation for the line.

a)

y= -1x+3

b)

y= 4x+3

c)

y=1/4x+3

d)

y= -4x+3

11.

Which graph represents 2x + 4y = 12? (hint find x- and y-intercept)

a)

b)

c)

d)

12.

What is the y-intercept of the following linear function?

a)

$-4$

b)

$4$

c)

$1$

d)

$-1$

13.

f(x)=4x+5
f(4)=

a)

21

b)

-11

c)

-31

d)

25

14.

Identify the gradient and y-intercept of: $y=\frac{1}{5}x+5$

a)

gradient: 1/6 y-intercept: 4

b)

gradient: 1/5 y-intercept: 5

c)

gradient: 5/1 y-intercept: 5

d)

gradient: 1 y-intercept: 5

15.

A plumber charges $50 for a house call plus $12 per hour for labor. The linear function P(x) represents the cost of the plumber for x hours.

P(x) = 50 + 12x

Find P(4)

a)

$86

b)

$98

c)

$110

d)

$74

Linear Graph Functions

Total questions: 15

Worksheet time: 15mins

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