TEKS.MATH.7.3A

-7 - 2

• -9
• 9
• 5
• -5

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TEKS.MATH.7.3A

3 - 2a + 3a + 5a

• 5a+3
• 5a-3
• 6a + 3
• 8a+3

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TEKS.MATH.7.3A

Commutative Property of Multiplication

• 8 + 2 = 2 + 8
• 12 x 2 = 2 x 12
• 6 x 1 = 6
• 0 x 4 = 0

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TEKS.MATH.7.3A

A diver was 40 feet below the surface of the water. A fisherman was casting off a dock right above the diver that was 12 feet above the surface of the water. How far apart are the diver and the fisherman?

• 28 feet
• -28 feet
• 52 feet
• -52 feet

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TEKS.MATH.7.3A

-30(5)

• -150
• 35
• 150
• -25

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TEKS.MATH.7.3A

Simplify the following expression:
-9(14p - 8) - 4p

• 130p - 72
• 122p - 72
• -130p - 18
• -130p + 72

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TEKS.MATH.7.3A

6a + 2(c - b)
when a = 2, b = 1, c = 9

• 4
• -4
• 28
• 8

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TEKS.MATH.7.3A

-10 - 8

• -18
• 2
• -2
• 18

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TEKS.MATH.7.3A

Convert 1/5 to a decimal.

• 0.4
• 0.15
• 0.2
• 0.5

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TEKS.MATH.7.3A

Evaluate -2x  if     x = 10

• -8
• 20
• -20

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TEKS.MATH.7.3A