Name:    Chapter 4 Test

Multiple Choice
Identify the choice that best completes the statement or answers the question.

Find the slope and the y-intercept of the graph of the linear equation.

1.

 a. slope: ; y-intercept: –6 c. slope: –6; y-intercept: 6 b. slope: ; y-intercept: 6 d. slope: 6; y-intercept: –6

2.

 a. Slope: ; y-intercept: 8 c. Slope: ; y-intercept: 8 b. Slope: ; y-intercept: d. Slope: 1; y-intercept:

3.

 a. slope: ; y-intercept: 5 c. b. d.

4.

 a. c. : y-intercept: –9 b. d.

5.

 a. c. b. d. ; y-intercept: –16

6.

 a. c. b. d.

Write an equation of the line in slope-intercept form.

7.

 a. y = x – 2 c. y = x + 2 b. y = x – 2 d. y = x + 2

8.

 a. c. b. d.

Write in slope-intercept form an equation of the line that passes through the given points.

9.

(4, 1), (–2, –5)
 a. c. x + b. d. 4x – 15

10.

(–2, –2), (4, 10)
 a. c. b. d. 6x + 10

11.

(4, 20), (6, 30)
 a. c. 9x – 16 b. d.

Graph the linear equation.

1.

+ 3

2.

4x + 2y = 8

The points in the table lie on a line. Find the slope of the line.

3.

 x 2 4 6 8 y –3 1 5 9

Which lines are perpendicular? How do you know?

4.

Which two lines are parallel? How do you know?

5.

6.

Manager A earns \$2200 per month and receives a yearly \$3200 bonus. The graph shows the earnings of Manager B.

a.   Which manager has the higher monthly wage?
b.   After how many months does Manager B earn more money than Manager A?