66=-3(1-6n)+3(2n+7)

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Solution for 66=-3(1-6n)+3(2n+7) equation: 



66=-3(1-6n)+3(2n+7)

We move all terms to the left:

66-(-3(1-6n)+3(2n+7))=0

We add all the numbers together, and all the variables

-(-3(-6n+1)+3(2n+7))+66=0



We calculate terms in parentheses: -(-3(-6n+1)+3(2n+7)), so:

-3(-6n+1)+3(2n+7)

We multiply parentheses

18n+6n-3+21

We add all the numbers together, and all the variables

24n+18

Back to the equation:

-(24n+18)



We get rid of parentheses

-24n-18+66=0

We add all the numbers together, and all the variables

-24n+48=0

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

-24n=-48

n=-48/-24

n=+2

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