8.18 Inequalities

-4(5x + 3) - 6x > 11 - 3x

• x < -1

• x < -7

• x < 5

• x > 5

• 
• 
• 
• 

-5(r - 1) < 6r - 17

• r > -29

• r > 2

• r < -29

• r < -19

a − 6 ≤ 15 + 8a

• a ≤ -3
• a ≥ -3
• a ≤ 3
• a ≥ 3

-5(1 - 4a) > -5

• a > 0
• a < 5
• a < 0
• a > 5

Choose all possible solutions for m:

9 ≥ -2m + 2 − 3

• 5

• -5

• 0

• -6

Mallory bought pizza and soda for a party. If she spent $12.57 on the sodas and $10.95 for each pizza, how many pizzas did she buy if her total is $89.22?

• 10.95x + 12.57 = 89.22

• 12.57x + 10.95 = 89.22

• 89.22x -10.95 = 12.57

• 12.57 + 10.95 = 89.22