Solving Inequalities with Negative Numbers

6 - 2h > 30

• h < 24
• 18 > h
• h > 12
• h < -12

Tags

CCSS.7.EE.B.4B

-4x + 14 ≤ 54

• x ≥ - 10
• x ≤ -10
• x ≥ 10
• x ≤ 10

Tags

CCSS.7.EE.B.4B

-2 (x+2) < 14

• x < - 5
• x > -5
• x < -9
• x > -9

Tags

CCSS.7.EE.B.4B

-4x -7 ≥ 21

• x ≤ 7
• x ≥ -7
• x ≤ 8
• x ≤ -8

Tags

CCSS.7.EE.B.4B

-8b - 8 > 56 

• b > 6
• b < -8
• b > -8
• b > 7/2

Tags

CCSS.7.EE.B.4B

55c + 13 ≤ 75c + 39

• c≤10/13
• c ≥ −10/13
  
• -c>19
• c≤50/80

7x - 10x - 30 < -75

• x < 35

• x > -15

• x < 15

• x > 15

When do you flip the sign of an inequality?

• When ONLY multiplying by a negative

• When ONLY dividing by a negative

• BOTH multiplying or dividing by a negative

• Just do it when Mrs. Fieo tells you to

Tags

CCSS.6.EE.B.8

Solve the inequality.
- 3(9 + x) ≥ - 21

• x ≤ 2
• x ≥ 2
• x ≥ - 2
• x ≤ - 2

Tags

CCSS.7.EE.B.4B

Solve the inequality.
- 4( - 2 + x) > - 68

• x < -19
• x < 19
• x > -19
• x > 19

Tags

CCSS.7.EE.B.4B