7.EE.4b solve 2-step inequality

Solve for k. 

7k – 2 ≥ -9

• k ≤ -1
• k≤1
• k≥1
• k ≥ -1

Tags

CCSS.7.EE.B.4B

Do I need to flip my sign?
-3x  ≥ 12

• Yes, because I'll be dividing by a negative number
• No, because you never flip the sign. 

Tags

CCSS.6.EE.B.8

r - 14 ≥ 17

• r ≥ 3
• r ≥ -31
• r ≥ 31
• r ≥ -3

Tags

CCSS.7.EE.B.4B

Solve for x.

2x + 6 ≥ -8

• x ≥ -7

• x ≤ -7

• x ≥ -10

• x ≤ -10

Tags

CCSS.7.EE.B.4B

The steps in solving 5b - 6 = 24 are: 

• Add 6 to both sides and divide both sides by 5
• Add 6 to both sides and multiply both sides by 5
• Subtract 6 from both sides then multiply both sides by 5
• Subtract 6 from both sides then divide both sides by 5

Tags

CCSS.7.EE.B.4A

Tags

CCSS.7.EE.B.4B

Last Friday Samantha had $22.50. Over the weekend, she received some money for cleaning. She now has more than $32.00. Which inequality represents this situation?

• 22.50 - x > 32

• 22.50x > 32

• 22.50 + x > 32

• 22.50 +x < 32

Tags

CCSS.7.EE.B.4B

What does inequality mean?

• equal

• not equal

Tags

CCSS.6.EE.B.8