OW Math 8th: Unit 2 Test

 $\frac{x}{-4}=-16$  

• -64

• -4

• 4

• 64

 $-3+4\left(-6\right)\div\left(-9\right)$  

• 3

• -3

• 2.33

• 7

 $-9-89-\left(-7\right)$  

• 79

• -91

• 91

• -79

Evaluate this problem. x = -3 and y = -1.  $-2x^2y$  

• -9

• 36

• 18

• 12

Using the properties of equality to solve the equation -3b + 9 = 0, you would ________.

• subtract 9 and then divide by -3

• add 9 and then divide by -3.

• divide by 3 and then add 9.

• multiply by 9 and then divide by -3.

Find the value of 7 + (-9) + (-10) + 3.

• -9

• -7

• -11

• 10

 $-4^3$  

Evaluate.

• -12

• 64

• 32

• -64

Which pair of coordinates represent point P in the graph shown?

• (-3, -1)

• (1, 3)

• (-3, 1)

• (-1, -3)

 $\frac{x}{2}-3=2$  

• x = 6

• x = 10

• x = 20

• x = 16

Heather's age is five less than twice her sister's age. Sarah is 15 years old. Which equation could you use to solve for the age of Sarah's sister.

• 15 - 5 = 2x

• 2(15) - 5 = x

• 15 = 5 - 2x

• 2x - 5 = 15