225=65+(25+7)n

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Solution for 225=65+(25+7)n equation: 



225=65+(25+7)n

We move all terms to the left:

225-(65+(25+7)n)=0

We add all the numbers together, and all the variables

-(65+32n)+225=0

We get rid of parentheses

-32n-65+225=0

We add all the numbers together, and all the variables

-32n+160=0

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

-32n=-160

n=-160/-32

n=+5

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