Solve for n:
36 = 3(n - 6)

n = 18

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n = 16

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n = 14

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n = 12

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Solution

The correct option is A n = 18
36 = 3(n-6)
Transposing 3 to the other side, we get
n - 6 = $36 \div 3$
n - 6 = 12

Transposing 6 to the other side, we get
n = 12 + 6 = 18

So option 'a' is the correct answer.

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