Name:    Quiz 2.1-2.4

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

Find the slope of the line.

1.

 a. c. b. d.

2.

 a. c. b. d.

3.

 a. –1 c. 0 b. –5 d. 1

Which linear equation represents the graph?

4.

 a. c. b. d.

5.

 a. y = 3x + 2 c. y = x + 2 b. y = x – 2 d. y = –3x – 2

Write the linear equation in slope-intercept form.

6.

 a. c. b. y d.

7.

x + y = –14
 a. x = 2y c. y = x – 14 b. y = d. y =

Complete the table. Plot the two solution points and draw a line exactly through the two points. Find a different solution point on the line.

1.

 x y = 2x – 1

Graph the linear equation.

2.

3.

You join a racquetball club. Your membership entitles you to unlimited court time. The equation represents the monthly cost y (in dollars) for x hours of court time. Graph the equation.

Graph the linear equation. Identify the x-intercept.

4.

x + 4

5.

You are 30 feet below ground level in an elevator. You are moving upward at a rate of 12 feet per second. Write an equation that represents your height y (in feet) relative to the ground after x seconds. Graph the equation.

Use the graph to find the x- and y-intercepts.

6.

7.