-7n-3(7n-3)=177

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Solution for -7n-3(7n-3)=177 equation: 



-7n-3(7n-3)=177

We move all terms to the left:

-7n-3(7n-3)-(177)=0

We multiply parentheses

-7n-21n+9-177=0

We add all the numbers together, and all the variables

-28n-168=0

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

-28n=168

n=168/-28

n=-6

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