n=(-n)=3+15

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Solution for n=(-n)=3+15 equation: 



n=(-n)=3+15

We move all terms to the left:

n-((-n))=0

We add all the numbers together, and all the variables

n-((-1n))=0



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

(-1n)

We get rid of parentheses

-n

Back to the equation:

-(-n)



We add all the numbers together, and all the variables

n-(-1n)=0

We get rid of parentheses

n+1n=0

We add all the numbers together, and all the variables

2n=0

n=0/2

n=0

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