-20+15n=9+15n-12

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Solution for -20+15n=9+15n-12 equation: 



-20+15n=9+15n-12

We move all terms to the left:

-20+15n-(9+15n-12)=0

We add all the numbers together, and all the variables

15n-(15n-3)-20=0

We get rid of parentheses

15n-15n+3-20=0

We add all the numbers together, and all the variables

-17!=0

There is no solution for this equation

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