-155=5(-3n-7)

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Solution for -155=5(-3n-7) equation: 



-155=5(-3n-7)

We move all terms to the left:

-155-(5(-3n-7))=0



We calculate terms in parentheses: -(5(-3n-7)), so:

5(-3n-7)

We multiply parentheses

-15n-35

Back to the equation:

-(-15n-35)



We get rid of parentheses

15n+35-155=0

We add all the numbers together, and all the variables

15n-120=0

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

15n=120

n=120/15

n=8

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