3+3n=15+5n

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Solution for 3+3n=15+5n equation: 



3+3n=15+5n

We move all terms to the left:

3+3n-(15+5n)=0

We add all the numbers together, and all the variables

3n-(5n+15)+3=0

We get rid of parentheses

3n-5n-15+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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