120=8(1+2n)

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Solution for 120=8(1+2n) equation: 



120=8(1+2n)

We move all terms to the left:

120-(8(1+2n))=0

We add all the numbers together, and all the variables

-(8(2n+1))+120=0



We calculate terms in parentheses: -(8(2n+1)), so:

8(2n+1)

We multiply parentheses

16n+8

Back to the equation:

-(16n+8)



We get rid of parentheses

-16n-8+120=0

We add all the numbers together, and all the variables

-16n+112=0

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

-16n=-112

n=-112/-16

n=+7

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