7n-1=-5(7+2n)

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Solution for 7n-1=-5(7+2n) equation: 



7n-1=-5(7+2n)

We move all terms to the left:

7n-1-(-5(7+2n))=0

We add all the numbers together, and all the variables

7n-(-5(2n+7))-1=0



We calculate terms in parentheses: -(-5(2n+7)), so:

-5(2n+7)

We multiply parentheses

-10n-35

Back to the equation:

-(-10n-35)



We get rid of parentheses

7n+10n+35-1=0

We add all the numbers together, and all the variables

17n+34=0

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

17n=-34

n=-34/17

n=-2

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