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6.2 and 6.3 Practice
Contributed by: Mahoney
(Original author: Dyson)
  • 1. Solve x + 8 < 21
A) x > 13
B) x < 29
C) x < 13
D) x = 13
  • 2. Solve -3x + 7<34
A) x > 9
B) x <-9
C) x < 9
D) x > -9
  • 3. Solve 10 - 10x>120
A) x >-11
B) x <-11
C) x > 11
D) x < 11
  • 4.
A) x = 20
B) x = 30
C) x = 8
D) x = 6
  • 5.
A) x ≤ 5
B) x ≤ 125
C) x ≥ 5
D) x ≥ 125
  • 6.
A) z = 162
B) z = 92
C) z = 198
D) z = 2
  • 7. Solve -4x - 2 < x - 5x + 0
A) no solution
B) x < -1/4
C) all real numbers
D) x < 1/4
  • 8. Solve 4x + 12> 2x + 2x + 12
A) x > 0
B) all real numbers
C) no solution
D) x < 0
  • 9. What is the first step for solving the equation?
A) subtract 2 from both sides
B) add 8 to both sides
C) divide both sides by 8
D) add 2 to both sides
  • 10. Solve 8y - 4.2 < -91.8
A) y > 10.95
B) y <-10.95
C) y <12
D) y >12
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