-168=-4(7n+7)

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Solution for -168=-4(7n+7) equation: 



-168=-4(7n+7)

We move all terms to the left:

-168-(-4(7n+7))=0



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

-4(7n+7)

We multiply parentheses

-28n-28

Back to the equation:

-(-28n-28)



We get rid of parentheses

28n+28-168=0

We add all the numbers together, and all the variables

28n-140=0

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

28n=140

n=140/28

n=5

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