3(n+6)=18

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Solution for 3(n+6)=18 equation: 



3(n+6)=18

We move all terms to the left:

3(n+6)-(18)=0

We multiply parentheses

3n+18-18=0

We add all the numbers together, and all the variables

3n=0

n=0/3

n=0

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