ACT Prep - Linear Functions

Question 1

Line p is y = 0.12x+3,000. The slope of n is 0.1 greater than the slope of p. The slope of n= ?

Accepted Answer

0.22

Question 2

A line passes through (4,5) and its slope is 2. What is the equation of the line?

Accepted Answer

y = 2x - 3

Question 3

What is the equation of the line passing through (-2,1) and having a slope of 1/2 ?

Accepted Answer

y = 1/2 x + 2

Question 4

The slope of the line whose equation is 4x + 5y = 20 is?

Accepted Answer

- 4/5

Question 5

What is the x-intercept of 3y - 6 = 2x?

Accepted Answer

(-3,0)

Question 6

What is the slope of a line joining (-4,7) and (-5,0)?

Accepted Answer

7

Question 7

What is the equation of a line parallel to y = -2x + 5 and passing through (0,-3)?

Accepted Answer

y = -2x - 3

Question 8

The lines y = 3 and x = 6 intersect at what point?

Accepted Answer

(6,3)

Question 9

Which equation is equivalent to y - 6 = -12(x + 4)?

Accepted Answer

y = -12x - 42

Question 10

Points (6,y) and (10,-1) lie on a line with slope 1/4. What is the value of y ?

Accepted Answer

-2

Questions 10