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18.47=2s+4.03
We move all terms to the left:
18.47-(2s+4.03)=0
We get rid of parentheses
-2s-4.03+18.47=0
We add all the numbers together, and all the variables
-2s+14.44=0
We move all terms containing s to the left, all other terms to the right
-2s=-14.44
s=-14.44/-2
s=7+0.44/2
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