3n=-2n-15

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



3n=-2n-15

We move all terms to the left:

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

We get rid of parentheses

3n+2n+15=0

We add all the numbers together, and all the variables

5n+15=0

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

5n=-15

n=-15/5

n=-3

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