-120=-8(3+4n)

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Solution for -120=-8(3+4n) equation: 



-120=-8(3+4n)

We move all terms to the left:

-120-(-8(3+4n))=0

We add all the numbers together, and all the variables

-(-8(4n+3))-120=0



We calculate terms in parentheses: -(-8(4n+3)), so:

-8(4n+3)

We multiply parentheses

-32n-24

Back to the equation:

-(-32n-24)



We get rid of parentheses

32n+24-120=0

We add all the numbers together, and all the variables

32n-96=0

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

32n=96

n=96/32

n=3

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