x/x-9+4=9/x-9

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Solution for x/x-9+4=9/x-9 equation: 


D( x )

x = 0

x = 0

x = 0

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

x/x-9+4 = 9/x-9 // - 9/x-9

x/x-(9/x)-9+4+9 = 0

x/x-9*x^-1-9+4+9 = 0

-9*x^-1 = -5 // : -9

x^-1 = 5/9

-1 < 0

1/(x^1) = 5/9 // * x^1

1 = 5/9*x^1 // : 5/9

9/5 = x^1

x = 9/5

x = 9/5

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