25=n-(20)

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Solution for 25=n-(20) equation: 



25=n-(20)

We move all terms to the left:

25-(n-(20))=0

We get rid of parentheses

-n+20+25=0

We add all the numbers together, and all the variables

-1n+45=0

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

-n=-45

n=-45/-1

n=+45

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