9(s-10)=99

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Solution for 9(s-10)=99 equation:



9(s-10)=99
We move all terms to the left:
9(s-10)-(99)=0
We multiply parentheses
9s-90-99=0
We add all the numbers together, and all the variables
9s-189=0
We move all terms containing s to the left, all other terms to the right
9s=189
s=189/9
s=21

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