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If x+3 = 15 , find the value of 18+ 6x
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If x+3 = 15 , find the value of 18+ 6x

User Mike Kibbel
by
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1 Answer

5 votes

Answer:

90

Explanation:


x + 3 = 15

Collect like terms and simplify


x = 15 - 3 \\ x = 12

Substitute 12 for x into the equation


18 + 6x \\ 18 + 6(12) \\ 18 + 72 \\ = 90

User Josh Bothun
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