7-7n=-4(4n-4)

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Solution for 7-7n=-4(4n-4) equation: 



7-7n=-4(4n-4)

We move all terms to the left:

7-7n-(-4(4n-4))=0



We calculate terms in parentheses: -(-4(4n-4)), so:

-4(4n-4)

We multiply parentheses

-16n+16

Back to the equation:

-(-16n+16)



We get rid of parentheses

-7n+16n-16+7=0

We add all the numbers together, and all the variables

9n-9=0

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

9n=9

n=9/9

n=1

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