-18-6n=6(7+9n)

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Solution for -18-6n=6(7+9n) equation: 



-18-6n=6(7+9n)

We move all terms to the left:

-18-6n-(6(7+9n))=0

We add all the numbers together, and all the variables

-6n-(6(9n+7))-18=0



We calculate terms in parentheses: -(6(9n+7)), so:

6(9n+7)

We multiply parentheses

54n+42

Back to the equation:

-(54n+42)



We get rid of parentheses

-6n-54n-42-18=0

We add all the numbers together, and all the variables

-60n-60=0

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

-60n=60

n=60/-60

n=-1

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