2s=-9+3s

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Solution for 2s=-9+3s equation: 



2s=-9+3s

We move all terms to the left:

2s-(-9+3s)=0

We add all the numbers together, and all the variables

2s-(3s-9)=0

We get rid of parentheses

2s-3s+9=0

We add all the numbers together, and all the variables

-1s+9=0

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

-s=-9

s=-9/-1

s=+9

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