3n+5+2n=-(n-7)

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Solution for 3n+5+2n=-(n-7) equation: 



3n+5+2n=-(n-7)

We move all terms to the left:

3n+5+2n-(-(n-7))=0

We add all the numbers together, and all the variables

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



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

-(n-7)

We get rid of parentheses

-n+7

We add all the numbers together, and all the variables

-1n+7

Back to the equation:

-(-1n+7)



We get rid of parentheses

5n+1n-7+5=0

We add all the numbers together, and all the variables

6n-2=0

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

6n=2

n=2/6

n=1/3

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