-163=4(3+8n)-7n

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Solution for -163=4(3+8n)-7n equation: 



-163=4(3+8n)-7n

We move all terms to the left:

-163-(4(3+8n)-7n)=0

We add all the numbers together, and all the variables

-(4(8n+3)-7n)-163=0



We calculate terms in parentheses: -(4(8n+3)-7n), so:

4(8n+3)-7n

We add all the numbers together, and all the variables

-7n+4(8n+3)

We multiply parentheses

-7n+32n+12

We add all the numbers together, and all the variables

25n+12

Back to the equation:

-(25n+12)



We get rid of parentheses

-25n-12-163=0

We add all the numbers together, and all the variables

-25n-175=0

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

-25n=175

n=175/-25

n=-7

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