-3n+15=3-9n

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Solution for -3n+15=3-9n equation: 



-3n+15=3-9n

We move all terms to the left:

-3n+15-(3-9n)=0

We add all the numbers together, and all the variables

-3n-(-9n+3)+15=0

We get rid of parentheses

-3n+9n-3+15=0

We add all the numbers together, and all the variables

6n+12=0

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

6n=-12

n=-12/6

n=-2

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