9.9.25 Inequality Practice/Review

Solve:
6x+10>5x-12

• x>2
• x<2
• x<-22
• x>-22

Solve

• a ≥ 4
• a ≥ -4
• a ≤ 4
• a ≤ -4

3a + 9 + 4a = 2

• -1
• 1
• no solution
• -7

Tags

CCSS.8.EE.C.7B

A limo driver needs to make more than $450 in one day. He charges a rental fee of $375 plus $0.85 per mile. What inequality represents the number of miles, x, he would have to drive to reach his goal?

• 0.85x + 375 > 450

• 0.85x + 375 < 450

• 0.85 + 375x > 450

• 0.85 + 375x < 450

Tags

CCSS.7.EE.B.4B

Store A charges $10 plus $0.25 per letter for engraving. Store B charges $16 plus $0.15 per letter. Which inequality could be used to determine when Store B will cost less than Store A?

• 10 + 0.25x > 16 + 0.15x

• 10x + 0.25 > 16x + 0.15

• 10 + 0.25x < 16 + 0.15x

• 10x + 0.25 < 16x + 0.15

Tags

CCSS.7.EE.B.4B

How many solutions does the following equation have?

−5 + 7x = 7x + 5

• One Solution

• No Solutions

• Infinitely Many Solutions

Tags

CCSS.8.EE.C.7A

Solve:
3x + 15 = 3(x + 5)

• No Solution
• x = 15
• Infinitely Many Solutions

Tags

CCSS.8.EE.C.7A

Tags

CCSS.7.EE.A.1

Tags

CCSS.7.EE.B.4B