130=-3n+7(8-4n)

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Solution for 130=-3n+7(8-4n) equation: 



130=-3n+7(8-4n)

We move all terms to the left:

130-(-3n+7(8-4n))=0

We add all the numbers together, and all the variables

-(-3n+7(-4n+8))+130=0



We calculate terms in parentheses: -(-3n+7(-4n+8)), so:

-3n+7(-4n+8)

We multiply parentheses

-3n-28n+56

We add all the numbers together, and all the variables

-31n+56

Back to the equation:

-(-31n+56)



We get rid of parentheses

31n-56+130=0

We add all the numbers together, and all the variables

31n+74=0

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

31n=-74

n=-74/31

n=-2+12/31

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