7n-28=-7(-3n-6)

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Solution for 7n-28=-7(-3n-6) equation: 



7n-28=-7(-3n-6)

We move all terms to the left:

7n-28-(-7(-3n-6))=0



We calculate terms in parentheses: -(-7(-3n-6)), so:

-7(-3n-6)

We multiply parentheses

21n+42

Back to the equation:

-(21n+42)



We get rid of parentheses

7n-21n-42-28=0

We add all the numbers together, and all the variables

-14n-70=0

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

-14n=70

n=70/-14

n=-5

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