-109=-7n-6(n+3)

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Solution for -109=-7n-6(n+3) equation: 



-109=-7n-6(n+3)

We move all terms to the left:

-109-(-7n-6(n+3))=0



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

-7n-6(n+3)

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

13n+18-109=0

We add all the numbers together, and all the variables

13n-91=0

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

13n=91

n=91/13

n=7

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