12-8n=-3(6+2n)-7n

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Solution for 12-8n=-3(6+2n)-7n equation: 



12-8n=-3(6+2n)-7n

We move all terms to the left:

12-8n-(-3(6+2n)-7n)=0

We add all the numbers together, and all the variables

-8n-(-3(2n+6)-7n)+12=0



We calculate terms in parentheses: -(-3(2n+6)-7n), so:

-3(2n+6)-7n

We add all the numbers together, and all the variables

-7n-3(2n+6)

We multiply parentheses

-7n-6n-18

We add all the numbers together, and all the variables

-13n-18

Back to the equation:

-(-13n-18)



We get rid of parentheses

-8n+13n+18+12=0

We add all the numbers together, and all the variables

5n+30=0

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

5n=-30

n=-30/5

n=-6

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