## GED Practice

### GED Math Review: Writing Linear Equations

Questions:

Directions: For questions 1 and 2, match the problem below with one of the equations from above. For the remaining questions, choose the one best response.

• y = 3x - 5
• y = 3x + 5
• y = 1/3x + 5

1. line with slope of 3 that passes through the point (-2, -11)
2. line that passes through (3, 6) and (9, 8)
3. Find the equation of a line with a slope of -1/3 that passes through the point (9, 3).
• y = 9x - 1/3
• y = 3x - 1/3
• y = -1/3x + 6
• y = -1/3x + 10
4. Find the equation of a line with a slope of 13/2 that passes through the point (-2, -10).
• y = 13/2x - 36
• y = 13/2x + 63
• y = 13/2x + 16
• y = 13/2x + 3
5. Find the equation of a line that passes through (5, 0) and (0, -2).
• y = -2/5 + 2
• y = 2/5x - 2
• y = 5/2x + 5
• y = -5/2x + 12.5
6. Find the equation of a line that passes through (-2, 3) and (5, -4).
• y = x - 9
• y = x + 9
• y = -x -1
• y = -x + 1
7. Belinda saves the same amount of money every week. In week 3, she had \$55, and in week 8, she had \$100. Which equation below represents of Belinda's savings?
• y = 9x - 492
• y = 9x + 28
• y = 1/9x - 1/9
• y = 1/9x + 2/3
8. A tree is growing 2 feet per year. If it was 18 feet tall during year 3, which equation below represents the tree's growth?
• y = 2x + 12
• y = 3x + 12
• y = 3x - 12
• y = 2x - 33

1. y = 3x - 5
2. y = 1/3x + 5
3. y = -1/3x + 6
4. y = 13/2x + 3
5. y = 2/5x - 2
6. y = -x + 1
7. y = 9x + 28
8. y = 2x + 12

Reference:

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