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-15.7u+8.2u-19.11=-2.83-3.8u
We move all terms to the left:
-15.7u+8.2u-19.11-(-2.83-3.8u)=0
We add all the numbers together, and all the variables
-15.7u+8.2u-(-3.8u-2.83)-19.11=0
We add all the numbers together, and all the variables
-7.5u-(-3.8u-2.83)-19.11=0
We get rid of parentheses
-7.5u+3.8u+2.83-19.11=0
We add all the numbers together, and all the variables
-3.7u-16.28=0
We move all terms containing u to the left, all other terms to the right
-3.7u=16.28
u=16.28/-3.7
u=-4+1/2.5
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