-80=-4(3n+5)

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Solution for -80=-4(3n+5) equation: 



-80=-4(3n+5)

We move all terms to the left:

-80-(-4(3n+5))=0



We calculate terms in parentheses: -(-4(3n+5)), so:

-4(3n+5)

We multiply parentheses

-12n-20

Back to the equation:

-(-12n-20)



We get rid of parentheses

12n+20-80=0

We add all the numbers together, and all the variables

12n-60=0

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

12n=60

n=60/12

n=5

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