Chapter 1 Test Review (Big Ideas Math)

Solve the equation:

-2(8x - 1) = 5(1 - 3x)

• -3

• no solution

• infinitely many solutions

• 8

Tags

CCSS.8.EE.C.7A

Solve the equation 8y + 6x = 7 for y.

• y = 8/7x + 4/3

• y = 7/8x - 3/4

• x = 7/8y - 3/4

• y = 7/8 - 3/4x

Tags

CCSS.6.EE.C.9

The angles in a triangle are 9x, 6x, and 5x. Find the value of x.

• 45

• 3

• 9

• 8

Tags

CCSS.8.G.A.5

A rectangle is 5 inches long and 2x inches wide. The value of the perimeter (in inches) is equal to the area (in square inches). Find x.

• 5/3

• 3/5

• 8

• 24

Tags

CCSS.8.EE.C.7B

Two circles are identical. One has a radius of 4x. The other has a diameter of 6x + 6. Find the circumference of each circle.

• 12π

• 12

• 3

• 24π

Tags

CCSS.7.G.B.4

Fill in the blanks so that the equation has infinitely many solutions.

12x + 2 - 4x = __ (2x + __ )

• 4, 1/2

• 1/2, 4

• 6, 4

• 12, 2

Tags

CCSS.8.EE.C.7A