-19=7(-1+6n)-8(7+5n)

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Solution for -19=7(-1+6n)-8(7+5n) equation: 



-19=7(-1+6n)-8(7+5n)

We move all terms to the left:

-19-(7(-1+6n)-8(7+5n))=0

We add all the numbers together, and all the variables

-(7(6n-1)-8(5n+7))-19=0



We calculate terms in parentheses: -(7(6n-1)-8(5n+7)), so:

7(6n-1)-8(5n+7)

We multiply parentheses

42n-40n-7-56

We add all the numbers together, and all the variables

2n-63

Back to the equation:

-(2n-63)



We get rid of parentheses

-2n+63-19=0

We add all the numbers together, and all the variables

-2n+44=0

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

-2n=-44

n=-44/-2

n=+22

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