-3+7n=2(n+6)

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Solution for -3+7n=2(n+6) equation: 



-3+7n=2(n+6)

We move all terms to the left:

-3+7n-(2(n+6))=0



We calculate terms in parentheses: -(2(n+6)), so:

2(n+6)

We multiply parentheses

2n+12

Back to the equation:

-(2n+12)



We get rid of parentheses

7n-2n-12-3=0

We add all the numbers together, and all the variables

5n-15=0

We move all terms containing n to the left, all other terms to the right

5n=15

n=15/5

n=3

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