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-2.8u-19.95=12.8u+16.24-10.9u
We move all terms to the left:
-2.8u-19.95-(12.8u+16.24-10.9u)=0
We add all the numbers together, and all the variables
-2.8u-(1.9u+16.24)-19.95=0
We get rid of parentheses
-2.8u-1.9u-16.24-19.95=0
We add all the numbers together, and all the variables
-4.7u-36.19=0
We move all terms containing u to the left, all other terms to the right
-4.7u=36.19
u=36.19/-4.7
u=-7+2.5503875969/3.64341085271
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