-n-5=3(n+7)

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Solution for -n-5=3(n+7) equation: 



-n-5=3(n+7)

We move all terms to the left:

-n-5-(3(n+7))=0

We add all the numbers together, and all the variables

-1n-(3(n+7))-5=0



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

3(n+7)

We multiply parentheses

3n+21

Back to the equation:

-(3n+21)



We get rid of parentheses

-1n-3n-21-5=0

We add all the numbers together, and all the variables

-4n-26=0

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

-4n=26

n=26/-4

n=-6+1/2

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