3-2n=n+15

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Solution for 3-2n=n+15 equation: 



3-2n=n+15

We move all terms to the left:

3-2n-(n+15)=0

We get rid of parentheses

-2n-n-15+3=0

We add all the numbers together, and all the variables

-3n-12=0

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

-3n=12

n=12/-3

n=-4

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