Solve and Write Inequalities

Solve the inequality.
x + 5 ≤ 13

• x ≥ 8

• x ≥ 18

• x ≤ 8 

• x ≤ 18 

• A

• B

• C

• D

What inequality does the number line graph represent?

• x > 5

• x < −5

• x ≥ 5

• x ≥ −5

Solve.

• z≤1

• z>9

• z≤9

• z<9

• F

• G

• H

• J

Johnny earns $15 for each dog that he walks. He wants to earn at least $105 to buy a new bike. Which inequality represents the number of dogs Johnny must walk to be able to afford his new bike?

• 15d ≤ 105

• 15d > 105

• 15d < 105

• 15d ≥ 105

Joan needed $100 to buy a graphing calculator for her math class. Her neighbor will pay her $5 per hour to babysit and her Father gave her $10 for mowing the lawn. Which inequality represents the minimum amount of hours she will need to babysit in order for her to buy her calculator?

• 5x + 10 ≥ 100

• 5x - 100 ≥ 10

• 10x + 5 ≤ 100

• 5x + 10 > 100

The Starlight Bowling Alley charges $6 to rent shoes and $8 per game. Cameron has only $42 to spend. Which inequality represents this scenario if “x” represents the number of games Cameron can play?

• 6x + 8 ≥ 42

• 8x + 6 ≤ 42

• 6x + 8 > 42

• 8x + 6 < 42

• 200x>350

• 150x+75>50x+275

• 275+50x>75+150x

• 275x-50<75x-150

• A

• B

• C

• D