3=(2n-9)

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Solution for 3=(2n-9) equation: 



3=(2n-9)

We move all terms to the left:

3-((2n-9))=0



We calculate terms in parentheses: -((2n-9)), so:

(2n-9)

We get rid of parentheses

2n-9

Back to the equation:

-(2n-9)



We get rid of parentheses

-2n+9+3=0

We add all the numbers together, and all the variables

-2n+12=0

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

-2n=-12

n=-12/-2

n=+6

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