n+18=-2(n-6)

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Solution for n+18=-2(n-6) equation: 



n+18=-2(n-6)

We move all terms to the left:

n+18-(-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

n+2n-12+18=0

We add all the numbers together, and all the variables

3n+6=0

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

3n=-6

n=-6/3

n=-2

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