Math 7 Acc Review Work: 2023

You want to solve the equation -3(x+2)=12x. What should you do first?

• Subtract 2 from each side.

• Add 3 to each side.

• Multiply each side by -3.

• Divide each side by -3.

What value of x makes the equation 3/4x=12 true?

• 9

• 11.25

• 16

• 48

Tags

CCSS.6.EE.B.7

Your cousin earns $9.25 an hour at work. Last week she earned $222. How many hours did she work last week?

• 1/24 hour

• 22 hours

• 24 hours

• 212.75 hours

Tags

CCSS.6.NS.B.3

Solve the equation 5(x - 4)= 3x.

• -10

• 2

• 2.5

• 10

Tags

CCSS.8.EE.C.7B

A plumber charges $49 plus $70 per hour of the repair. A bill to repair your sink is $241.50. How many hours did it take to repair your sink?

• 2.75 hours

• 3.45 hours

• 4.15 hours

• 13,475 hours

Tags

CCSS.6.NS.B.3

What is the value of the expression 5-2x when x=-3?

• -1

• 1

• 4

• 11

Tags

CCSS.6.EE.A.2C

You are building a table out of boards that are 4.25 inches wide. You want the table to be at least 36 inches wide. What is the least number of boards you can use?

• 8

• 9

• 9.5

• 153

Tags

CCSS.7.EE.B.3

Write the phrase as an algebraic expression, 6 less than a number times 11

• 6y-11y

• 11y-6

• 11/y

• 11+y

Tags

CCSS.6.EE.A.2A

In a fish tank, 6/7 of the fish have a red stripe on them. If 18 of the fish have red stripes, how many total fish are in the tank?

• 26 fish

• 21 fish

• 23 fish

• 25 fish

Tags

CCSS.5.NF.B.7A

CCSS.5.NF.B.7C

A triangle has sides with lengths if 2x-7, 5x-3, and 2x-2. What is the perimeter of the triangle?

• 9x-12

• -x-6

• 5x-12

• -3x

Tags

CCSS.7.EE.A.1