Inequalities Review

Solve:
3(y+5)≥21

• y≤2
• y≥2
• y≥12
• y≤12

Tags

CCSS.7.EE.B.4B

• x≥3
• x≤3
• x>3
• x<3

Tags

CCSS.6.EE.B.8

Solve:
-3≤2x-1≤7

• -1≤x≤3
• -2≤x≤3
• -1≤x≤4

This graph matches which inequality?

• y > 3
• y ≥ 3
• x≥3
• x>3

Tags

CCSS.HSA.REI.D.12

Given the graph, determine which is NOT a solution.

• (0, 0)
• (2, -1)
• (-2, -2)
• (-5, 1)

Tags

CCSS.HSA.REI.D.12

Is (5, 2) a solution to the system?
2x+4y<20
3x-2y>11

• Yes
• No
• Sometimes

Which system of linear inequalities is represented by the graph?

• y≤2x-1
  y>-2x+3
• y>2x-1
  y≤-2x+3
• y<2x-1
  y≥-2x+3
• y≤2x-1
  y>2x+3

Tags

CCSS.HSA.REI.D.12

Katie wants to have at least $200 in her bank account by the end of the month. She currently has $25 in her bank account. Katie makes $12 for each dog that she walks.

Which inequality could help you find how many dogs Katie would have to walk to reach her goal?

• 25 - 12x ≥ 200

• 25 + 12x ≥ 200

• 13x ≥ 200

• 25 + 12x < 200

Tags

CCSS.7.EE.B.4B

Stacy has $25 in her savings account. To save more money, Stacy is selling lemonade for $0.50. She wants to have a minimum of $150 in her account. Which inequality represents this situation?

Tags

CCSS.7.EE.B.4B

3 < -5n + 2n

• n < 1
• n > 1
• n < -1
• n > -1