-39-3n=3(7-6n)

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Solution for -39-3n=3(7-6n) equation: 



-39-3n=3(7-6n)

We move all terms to the left:

-39-3n-(3(7-6n))=0

We add all the numbers together, and all the variables

-3n-(3(-6n+7))-39=0



We calculate terms in parentheses: -(3(-6n+7)), so:

3(-6n+7)

We multiply parentheses

-18n+21

Back to the equation:

-(-18n+21)



We get rid of parentheses

-3n+18n-21-39=0

We add all the numbers together, and all the variables

15n-60=0

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

15n=60

n=60/15

n=4

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