-31-6n=-7(7n+4)-3

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Solution for -31-6n=-7(7n+4)-3 equation: 



-31-6n=-7(7n+4)-3

We move all terms to the left:

-31-6n-(-7(7n+4)-3)=0



We calculate terms in parentheses: -(-7(7n+4)-3), so:

-7(7n+4)-3

We multiply parentheses

-49n-28-3

We add all the numbers together, and all the variables

-49n-31

Back to the equation:

-(-49n-31)



We get rid of parentheses

-6n+49n+31-31=0

We add all the numbers together, and all the variables

43n=0

n=0/43

n=0

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