Unit 1 Quiz 2 Inequalities

-8x < 48

• x < -6
• x > -6
• x < 6
• x > 6

10 < 3x + 19

• x < 3
• x > 3
• x < -3
• x > -3

Match the graph with its inequality.

• 11 < a
• 11 > a
•  11 ≤ a
•  11 ≥ a

Pick the correct inequality.

• A
• B
• C
• D

To order from the kids menu a person must be no more than 12 years old.

• x > 12
• x < 12
• x ≥ 12
• x  ≤ 12

Translate:
5 less than the product of 7 and s is no more than 14

• 7s - 5 
  ≤ 14
• 5 - 7 + s 
  ≥ 14
• 7(s - 5) 
• 5 - 7s 
  ≠ 14

Which are solutions?
-2(x + 5) > 6

• x > -8
• x < -8
• x > 8
• x < 8

The first step in solving this inequality is
-2x + 5x > 28

• multiply by 5
• divide by -2
• combine like terms
• reverse the inequality symbol

     Solve the inequality -6 > 5n + 5 +4

• n > -3
• n < -3
• n > 3
• n<3

-5(1 - 4a) > -5

• a > 0
• a < 5
• a < 0
• a > 5