1. Which of the following statements is TRUE?
A. | -5 | = - 5
C. 5 + | - 3 | = 2
B. - | - 9 | = 9
D. | 6 – (-6) | = 12

2. What is the absolute value of x if x = - 1?
A. 0
B. – 1
C. 1
D. Not possible

3. Which is the absolute value of | 2x | if x > 1?
A. 4
B. 2
C. – 2
D. – 4

4. Solve | x | = 4.
A. 4 & - 4
B. 4
C. – 4
D. Not possible

5. What number can be substituted to x that will make the absolute value of x = 15?
A. – 15
B. 0 or 15
C. 15
D. 15 or - 15

6. Which of the following values will make the inequality | 2p – 1 | ≤ 19 true?
A. 14
B. 10
C. – 10
D. – 14

7. Which is the solution of the inequality | 3r – 5 | - 5 ≥ 12?
A. – 4
B. – 1
C. 3
D. 6

8. Which of the following has a 13 and – 13 as solutions?
A. 3| m | = 10
C. | m | - 3 = 10
B. | m – 3 | = 10
D. 3 - | m | = 10

9. What is the solution set of the equation | x – 9| = 12?
A. {- 3, 21}
B. {- 9, 12}
C. {3, - 21}
D. {12, - 9}

10.What is the solution set of | x – 2 |> 10?
A. – 8 > x > 12
C. – 2 > x > 10
B. – 8 < x < 12
D. – 2 < x < 10

11. Solve | y + 7 | - 4 = 1
A. {- 12, - 2}
B. {-12, 12}
C. {- 1, - 2}

12. Solve for the values of x in the inequality | x + 13 | + 5 > 20.
A. {x | x > - 2 or x < 2}
C. {x | x < - 2 or x > 2}
B. {x | x > - 28 or x < 2}
D. {x | x < - 28 or x > 2}​