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5.8+5.2=-2.3+6.1u
We move all terms to the left:
5.8+5.2-(-2.3+6.1u)=0
We add all the numbers together, and all the variables
-(6.1u-2.3)+5.8+5.2=0
We add all the numbers together, and all the variables
-(6.1u-2.3)+11=0
We get rid of parentheses
-6.1u+2.3+11=0
We add all the numbers together, and all the variables
-6.1u+13.3=0
We move all terms containing u to the left, all other terms to the right
-6.1u=-13.3
u=-13.3/-6.1
u=2+1/5.5454545454545
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