X=y-4/y+1

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Solution for X=y-4/y+1 equation:



X=X-4/X+1
We move all terms to the left:
X-(X-4/X+1)=0
Domain of the equation: X+1)!=0
X∈R
We get rid of parentheses
X-X+4/X-1=0
We multiply all the terms by the denominator
X*X-X*X-1*X+4=0
We add all the numbers together, and all the variables
-1X+X*X-X*X+4=0
Wy multiply elements
X^2-1X^2-1X+4=0
We add all the numbers together, and all the variables
-1X+4=0
We move all terms containing X to the left, all other terms to the right
-X=-4
X=-4/-1
X=+4

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