Math 7 Exam Review 24-25

It was -3 degrees Celsius at sunset. At sunrise the next morning, it was -7 degrees Celsius. Which expression gives the temperature change from sunset to sunrise?

• -3 x (-7)

• -7 - (-3)

• -3 + (-7)

• -3 - (-7)

The temperature is 8 degrees Fahrenheit. If the weatherman predicts the temperature will drop 12 degrees within the next eight hours, what expression will help you find what the temperature will be?

• 8 + 12

• 8 - 12

• 8 - (-12)

• 8(12)

Which symbol will make the expression true? |-14| _______ 13

• >

• <

• <=

• >=

Simplify using order of operations: 6 x 10 + (3 x 2)

• 66

• 20

• 10

• 6

Simplify using order of operations: (5 + 2) - 3 x 3

• -2

• -55

• -74

• 108

Solve the equation: (x/9 = 5)

• A. x = 14

• B. x = -4

• C. x = 45

• D. x = 1.8

Tags

CCSS.6.EE.B.7

Solve the equation: (2x - 3 = 12)

• A. 7.5

• B. 9

• C. 15

• D. 24

Solve the Equation: (-4.5 = -y/0.8)

• A. -5.625

• B. -4.5

• C. -3.6

• D. 0.17

Tags

CCSS.6.EE.B.7

Solve the equation: (n-31)/4 = -2

• A. 23

• B. 39

• C. 248

• D. 1010

Solve the equation: (-22 = -5a - 7)

• A. 5.8

• B. 11.4

• C. 2.3

• D. 3

Tags

CCSS.7.EE.B.4A