-12-s=20+15s

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Solution for -12-s=20+15s equation:



-12-s=20+15s
We move all terms to the left:
-12-s-(20+15s)=0
We add all the numbers together, and all the variables
-s-(15s+20)-12=0
We add all the numbers together, and all the variables
-1s-(15s+20)-12=0
We get rid of parentheses
-1s-15s-20-12=0
We add all the numbers together, and all the variables
-16s-32=0
We move all terms containing s to the left, all other terms to the right
-16s=32
s=32/-16
s=-2

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