-2n-7=8(7n-8)-n

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Solution for -2n-7=8(7n-8)-n equation: 



-2n-7=8(7n-8)-n

We move all terms to the left:

-2n-7-(8(7n-8)-n)=0



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

8(7n-8)-n

We add all the numbers together, and all the variables

-1n+8(7n-8)

We multiply parentheses

-1n+56n-64

We add all the numbers together, and all the variables

55n-64

Back to the equation:

-(55n-64)



We get rid of parentheses

-2n-55n+64-7=0

We add all the numbers together, and all the variables

-57n+57=0

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

-57n=-57

n=-57/-57

n=1

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