(2x/x-9)+(3/x+9)=1

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Solution for (2x/x-9)+(3/x+9)=1 equation: 


D( x )

x = 0

x = 0

x = 0

x in (-oo:0) U (0:+oo)

3/x+(2*x)/x-9+9 = 1 // - 1

3/x+(2*x)/x-9-1+9 = 0

3*x^-1 = -1 // : 3

x^-1 = -1/3

-1 < 0

1/(x^1) = -1/3 // * x^1

1 = -1/3*x^1 // : -1/3

-3 = x^1

x = -3

x = -3

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