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u/u-u+1/2=4
We move all terms to the left:
u/u-u+1/2-(4)=0
Domain of the equation: u!=0determiningTheFunctionDomain u/u-u-4+1/2=0
u∈R
We add all the numbers together, and all the variables
-1u+u/u-4+1/2=0
Fractions to decimals
-1u-4+1+1/2=0
We multiply all the terms by the denominator
-1u*2+1-4*2+1*2=0
We add all the numbers together, and all the variables
-1u*2-5=0
Wy multiply elements
-2u-5=0
We move all terms containing u to the left, all other terms to the right
-2u=5
u=5/-2
u=-2+1/2
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