__Questions:__**best**response for each problem.

- The two linear equations y = 1/4x + 5 and y = 4x - 7 are.
- parallel
- perpendicular
- neither parallel nor perpendicular
- The two linear equations x + 3x = 9 and 3x - y = 1 are.
- parallel
- perpendicular
- neither parallel nor perpendicular
- Which of the following is parallel to 5x + 2y = 1?
- y = 5/2x - 1
- y = 2/5x + 3
- y = -2/5x + 1
- y = -5/2x - 7
- Which of the following is parallel to y = -4/3x + 5
- 3x + 4y = 2
- 4x - 3y = 14
- -3x + 4y = 3
- -4x - 3y = -9
- A line parallel to 2x - 3y = 0 must have a slope of __________.
- 2/3
- 3/2
- -2/3
- -3/2
- Which of the following is perpendicular to 4x + 2y = 3?
- y = -2 + 3
- y = 2x - 5
- y = -1/2x + 1
- y = 1/2x -12
- Which of the following is perpendicular to y = 5/4x + 5?
- -4x + 5y = -3
- -4x - 5y = 5
- -5x + 4y = 10
- 5x + 4y = -1
- A line perpendicular to 7x + 2y = 6 must have a slope of __________.
- 7/2
- -7/2
- 2/7
- -2/7

Answer:

- neither parallel nor perpendicular
- perpendicular
- y = -5/2x - 7
- -4x - 3y = -9
- 2/3
- y = 1/2x -12
- -4x - 5y = 5
- 2/7

Reference:

Complete Test Preparation for the GED Test 2014 by Steck-Vaughn