Linear Equations Unit Test Review

Which of the following shows the equation after both sides have been distributed correctly?

-4(x - 2) = 5(3x - 8)

• -4x - 8 = 15x - 40

• -4x + 8 = 15x - 40

• -4x - 8 = 15x + 40

• -4x - 6 = 15x - 3

Tags

CCSS.6.EE.A.3

When solving an equations, Adam gets to the last line of his work and is left with

" -8 = 8 ". What does this mean?

• The solution is 8

• There are infinitely many solutions

• There is only one solution

• There is no solution

Tags

CCSS.8.EE.C.7A

Simplify an expression for the perimeter of the triangle shown

• 5.25x + 6

• 3.75x - 2

• 5.25x - 6

• 1.75x - 6

Tags

CCSS.7.EE.A.1

Tags

CCSS.7.EE.A.1

What is the correct solution to the equation shown?

0.4(5x - 12) + 0.5x = 15.2

• x = 8

• x = -8

• x = 4.16

• x = 4

Tags

CCSS.8.EE.C.7B

The perimeter of the rectangle shown is 30. Find the value of x.

• x = 4

• x = 2

• x = -3

• x = 3

Tags

CCSS.8.EE.C.7B

Which expression is equivalent to the following:

-3(4x - 2) - 2x

• -8x

• -14x + 6

• -16x

• -14x - 2

Tags

CCSS.6.EE.A.4

Solve the following equation:

-28 + 7x - 12 = 4.8x + 26

• x = 30

• x = -30

• x = 5

• x = -3

Solve the following equation:

12(x - 3) = 10 + 2(6x - 10)

• x = 1

• x = -12

• All Real Numbers

• No Solution

Tags

CCSS.8.EE.C.7A

• x = 4

• All Real Numbers

• x = -2

• No Solution

Tags

CCSS.8.EE.C.7A