-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))=0

We add all the numbers together, and all the variables

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



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

7(6n+1)

We multiply parentheses

42n+7

Back to the equation:

-(42n+7)



We get rid of parentheses

-42n-7-19=0

We add all the numbers together, and all the variables

-42n-26=0

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

-42n=26

n=26/-42

n=-13/21

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