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s/23-90=-81
We simplify the equation to the form, which is simple to understand
s/23-90=-81
Simplifying:
+ 0.0434782608696s-90=-81
We move all terms containing s to the left and all other terms to the right.
+ 0.0434782608696s=-81+90
We simplify left and right side of the equation.
+ 0.0434782608696s=+9
We divide both sides of the equation by 0.0434782608696 to get s.
s=207
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