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59=2.3u+9.8*2.3^2/2
We move all terms to the left:
59-(2.3u+9.8*2.3^2/2)=0
We get rid of parentheses
-2.3u+59-9.8*2.3^2/2=0
We multiply all the terms by the denominator
-(2.3u)*2+59*2-9.8*2.3^2=0
We add all the numbers together, and all the variables
-(+2.3u)*2+59*2-9.8*2.3^2=0
We add all the numbers together, and all the variables
-(+2.3u)*2+66.158=0
We multiply parentheses
-4u+66.158=0
We move all terms containing u to the left, all other terms to the right
-4u=-66.158
u=-66.158/-4
u=16+1/1.85356811863
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