7th Review #1

4x + 7 = 23

• x = 16
• x = 4
• x = 9
• x = 12

9n = -9

• 0
• -1
• -81
• -18

DeShawn ran 7 miles less than Christina last week.  DeShawn ran 18 miles.  How many miles did Christina run?

• 11
• 32
• 25
• 23

Identify the property shown.

• Commutative
• Associative
• Distributive
• None

Simplify the expression: 7+3(1 - 2x) 

• 21 - 6x
• 10 - 2x
• 10 - 20x
• 10 - 6x

10y + 7k - 2y + 3k

• 17k - y
• 8y + 10k
• 12y -10k

Pick the correct letter for:
6 > x

• A
• B
• C
• D

What kind of angle

• complementary
• supplementary
• adjacent
• corresponding

 Which expression represents a negative number?

• 5 − (-6)
• -12 ÷ -6
• (-3)³
• (-2)×(-4)

Find the volume of the rectangular prism.

• 120
• 360
• 40
• 148