TEKS.MATH.7.3A

(82 ÷ 2) × 3 – 17

• 206
• 100
• 106
• 5

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TEKS.MATH.7.3A

5(1+5b)

• 5+25b
• 6+6b
• 5+10b

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TEKS.MATH.7.3A

 -2 - (-8)

• 6
• -6
• -10
• 10

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TEKS.MATH.7.3A

What would be the best first step to solving the equation?

• subtract   ¹/₁₀  from both sides
• subtract   -³/₅  from both sides
• add ¹/₁₀  to both sides
• add ³/₅ to both sides

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TEKS.MATH.7.3A

Combine Like Terms:

-6c + 2c - 4 + 8

• -4c + 4

• -4c - 4

• 8c + 12

• 4c + 4

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TEKS.MATH.7.3A

-1 - 5 =

• 4

• 6

• -6

• -4

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TEKS.MATH.7.3A

+√1

• +½

• -½

• -1

• +1

• not real

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TEKS.MATH.7.3A

Simplify.

x + 40 + x - 19

• -2x - 21

• 21

• -2x + 21

• 2x + 21

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TEKS.MATH.7.3A

Dr. Dre is a dentist. He needs to report on the average (Mean) number of cavities that his patients have.

1, 0, 1, 5, 0, 3, 4. What is the average number of cavities?

• 14

• 2

• 7

• 1

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TEKS.MATH.7.3A

(-2) x (3) means:

• add two groups of 3.
• subtract to groups of 3.

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TEKS.MATH.7.3A