1. Parallel and Perpendicular

2. 1.

3. What is the slope of y = 3? a. 3 b. 0 c. Undefined d. -3 2.

4. 3.

5. Which of the below equations has an undefined slope? a. Y = 6x + 1 b. Y = 7 c. X = y d. X = 3 4.

6. 5.

7. Which of the following best describes the graph of the equations below? 2y = 3x + 2 4y = 6x + 1 F The lines have the same y-intercept. G The lines have the same x-intercept. H The lines are perpendicular. JThe lines are parallel. 6.

8. What is the rate of change of 6x + 4y = 18? 7.

9. Which of the below equations is perpendicular to y = 2x + 4 and goes through (6, 2) a. Y = 2x+9 b. Y = 1/2x - 3 c. Y = -1/2x + 5 d. Y = -1/2x - 2 8.

10. What is the slope perpendicular to a line that goes through (0,5) and (3,20)? a. 3 b. 1/3 c. -3 d. -1/3 9.

11. Which of the below equations has the same y intercept as 3x+ 4y = 12? a. Y = 3x – 4 b. 5x + 2y = 18 c. Y = 8x – 1 d. 6x + 2y = 6 10.

12. What is the x intercept of y = 7x – 14? 11.

13. Which two lines are parallel? F 2x + 5y = 6 and 5x + 2y = 10 G 3x + 4y = 12 and 6x + 8y = 12 H 2x + 5y = 6 and −2x + 5y = 14 J 3x + 4y = 12 and 6x − 8y = 20 12.