12=n-6-7n

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Solution for 12=n-6-7n equation: 



12=n-6-7n

We move all terms to the left:

12-(n-6-7n)=0

We add all the numbers together, and all the variables

-(-6n-6)+12=0

We get rid of parentheses

6n+6+12=0

We add all the numbers together, and all the variables

6n+18=0

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

6n=-18

n=-18/6

n=-3

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