84=7n+(n+8)

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Solution for 84=7n+(n+8) equation: 



84=7n+(n+8)

We move all terms to the left:

84-(7n+(n+8))=0



We calculate terms in parentheses: -(7n+(n+8)), so:

7n+(n+8)

We get rid of parentheses

7n+n+8

We add all the numbers together, and all the variables

8n+8

Back to the equation:

-(8n+8)



We get rid of parentheses

-8n-8+84=0

We add all the numbers together, and all the variables

-8n+76=0

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

-8n=-76

n=-76/-8

n=9+1/2

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