-84=n+(n+2)+(n+4)

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Solution for -84=n+(n+2)+(n+4) equation: 



-84=n+(n+2)+(n+4)

We move all terms to the left:

-84-(n+(n+2)+(n+4))=0



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

n+(n+2)+(n+4)

We get rid of parentheses

n+n+n+2+4

We add all the numbers together, and all the variables

3n+6

Back to the equation:

-(3n+6)



We get rid of parentheses

-3n-6-84=0

We add all the numbers together, and all the variables

-3n-90=0

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

-3n=90

n=90/-3

n=-30

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