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4s+21/2=61/2
We simplify the equation to the form, which is simple to understand
4s+21/2=61/2
We move all terms containing s to the left and all other terms to the right.
+4s=+30.5-10.5
We simplify left and right side of the equation.
+4s=+20
We divide both sides of the equation by 4 to get s.
s=5
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