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What is the value of 7(3x -4) + 15 when x = 6
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What is the value of 7(3x -4) + 15 when x = 6

User Tmhalbert
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1 Answer

2 votes

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21x - 28 + 15

Collect like terms

21x + (-28 + 15)

Simplify

21x - 13

User Masto
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