66=-2(-7n-5)-7(2-8n)

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Solution for 66=-2(-7n-5)-7(2-8n) equation: 



66=-2(-7n-5)-7(2-8n)

We move all terms to the left:

66-(-2(-7n-5)-7(2-8n))=0

We add all the numbers together, and all the variables

-(-2(-7n-5)-7(-8n+2))+66=0



We calculate terms in parentheses: -(-2(-7n-5)-7(-8n+2)), so:

-2(-7n-5)-7(-8n+2)

We multiply parentheses

14n+56n+10-14

We add all the numbers together, and all the variables

70n-4

Back to the equation:

-(70n-4)



We get rid of parentheses

-70n+4+66=0

We add all the numbers together, and all the variables

-70n+70=0

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

-70n=-70

n=-70/-70

n=1

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