20=(2+n)

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Solution for 20=(2+n) equation: 



20=(2+n)

We move all terms to the left:

20-((2+n))=0

We add all the numbers together, and all the variables

-((n+2))+20=0



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

(n+2)

We get rid of parentheses

n+2

Back to the equation:

-(n+2)



We get rid of parentheses

-n-2+20=0

We add all the numbers together, and all the variables

-1n+18=0

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

-n=-18

n=-18/-1

n=+18

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