-3(-4n=30)=-30

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Solution for -3(-4n=30)=-30 equation: 



-3(-4n=30)=-30

We move all terms to the left:

-3(-4n-(30))=0

We multiply parentheses

12n+90=0

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

12n=-90

n=-90/12

n=-7+1/2

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