Moving Straight Ahead Review

What is the constant of proportionality in the equation

y = 4x

• 1

• 4

• x

• y

Tags

CCSS.7.RP.A.2B

Mike's Music charges $45 an hour.

Which equation shows this relationship?

• y = 45 + x

• y = 45

• y = 45x

• y = 1x

Tags

CCSS.7.RP.A.2C

Tim's Tunes charges $80 plus $25 per hour.

Tim wants to earn more than $480. Write an inequality for the number of hours he would need to work.

• $480 < 80 + 25x

• $80 > $480 + 25x

• $480 < 105x

• $480 < 80x + 25

Tags

CCSS.7.EE.B.4B

Solve the equation

4x + 9 = 7x

• x = 9

• x = 7

• x = 3

• x = 1

Solve the equation

3x + 2 = 5x + 12

• x = 5

• x = 2

• x = -5

• x = -2

Solve the equation

2x + 30 = 5x

• x = 10

• x = 6

• x = 5

• x = 12.5

Solve the equation

2(x + 3) = 18

• x = 9

• x = 4

• x = 6

• x = 7.5

Tags

CCSS.7.EE.B.4A

How much does this store charge to rent DVD's?

• $4.40

• $6.60

• $2.20

• $1.10

Tags

CCSS.8.EE.B.5

How much does this store charge to rent DVD's?

• $2.05

• $2.08

• $3.12

• $2.12

Tags

CCSS.6.RP.A.3B

Is this table linear?

• yes

• no

Tags

CCSS.8.F.A.3