2s-7s=9

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Solution for 2s-7s=9 equation:



2s-7s=9
We move all terms to the left:
2s-7s-(9)=0
We add all the numbers together, and all the variables
-5s-9=0
We move all terms containing s to the left, all other terms to the right
-5s=9
s=9/-5
s=-1+4/5

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