-49-13n=-7(3n-9)

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Solution for -49-13n=-7(3n-9) equation: 



-49-13n=-7(3n-9)

We move all terms to the left:

-49-13n-(-7(3n-9))=0



We calculate terms in parentheses: -(-7(3n-9)), so:

-7(3n-9)

We multiply parentheses

-21n+63

Back to the equation:

-(-21n+63)



We get rid of parentheses

-13n+21n-63-49=0

We add all the numbers together, and all the variables

8n-112=0

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

8n=112

n=112/8

n=14

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