21s+12-6s=15s+6-8

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Solution for 21s+12-6s=15s+6-8 equation: 



21s+12-6s=15s+6-8

We move all terms to the left:

21s+12-6s-(15s+6-8)=0

We add all the numbers together, and all the variables

21s-6s-(15s-2)+12=0

We add all the numbers together, and all the variables

15s-(15s-2)+12=0

We get rid of parentheses

15s-15s+2+12=0

We add all the numbers together, and all the variables

14!=0

There is no solution for this equation

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