8s-7=9

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Solution for 8s-7=9 equation: 



8s-7=9

We move all terms to the left:

8s-7-(9)=0

We add all the numbers together, and all the variables

8s-16=0

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

8s=16

s=16/8

s=2

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