9n+4n=2n-15

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Solution for 9n+4n=2n-15 equation: 



9n+4n=2n-15

We move all terms to the left:

9n+4n-(2n-15)=0

We add all the numbers together, and all the variables

13n-(2n-15)=0

We get rid of parentheses

13n-2n+15=0

We add all the numbers together, and all the variables

11n+15=0

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

11n=-15

n=-15/11

n=-1+4/11

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