49=-2(n-7)+3(-4n-7)

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Solution for 49=-2(n-7)+3(-4n-7) equation: 



49=-2(n-7)+3(-4n-7)

We move all terms to the left:

49-(-2(n-7)+3(-4n-7))=0



We calculate terms in parentheses: -(-2(n-7)+3(-4n-7)), so:

-2(n-7)+3(-4n-7)

We multiply parentheses

-2n-12n+14-21

We add all the numbers together, and all the variables

-14n-7

Back to the equation:

-(-14n-7)



We get rid of parentheses

14n+7+49=0

We add all the numbers together, and all the variables

14n+56=0

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

14n=-56

n=-56/14

n=-4

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