X/(x+2)-1/x-1=0

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Solution for X/(x+2)-1/x-1=0 equation: 



X/(X+2)-1/X-1=0



Domain of the equation: (X+2)!=0

We move all terms containing X to the left, all other terms to the right

X!=-2

X∈R





Domain of the equation: X!=0

X∈R



We calculate fractions


X^2/(X^2+2X)+(-1*(X+2))/(X^2+2X)-1=0



We calculate terms in parentheses: +(-1*(X+2))/(X^2+2X), so:

-1*(X+2))/(X^2+2X

We add all the numbers together, and all the variables

2X-1*(X+2))/(X^2

We multiply all the terms by the denominator


2X*(X^2-1*(X+2))

Back to the equation:

+(2X*(X^2-1*(X+2)))



We multiply all the terms by the denominator


X^2+((2X*(X^2-1*(X+2))))*(X^2+2X)-1*(X^2+2X)=0



We calculate terms in parentheses: +((2X*(X^2-1*(X+2))))*(X^2+2X), so:

(2X*(X^2-1*(X+2))))*(X^2+2X

We add all the numbers together, and all the variables

2X+(2X*(X^2-1*(X+2))))*(X^2

Back to the equation:

+(2X+(2X*(X^2-1*(X+2))))*(X^2)

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