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4x/x+1=57
We move all terms to the left:
4x/x+1-(57)=0
Domain of the equation: x!=0We add all the numbers together, and all the variables
x∈R
4x/x-56=0
We multiply all the terms by the denominator
4x-56*x=0
We add all the numbers together, and all the variables
-52x=0
x=0/-52
x=0
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