1/(2x)-9/x=11

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Solution for 1/(2x)-9/x=11 equation: 


D( x )

x = 0

2*x = 0

x = 0

x = 0

2*x = 0

2*x = 0

2*x = 0 // : 2

x = 0

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

1/(2*x)-(9/x) = 11 // - 11

1/(2*x)-(9/x)-11 = 0

1/(2*x)-9*x^-1-11 = 0

-17/2*x^-1 = 11 // : -17/2

x^-1 = -22/17

-1 < 0

1/(x^1) = -22/17 // * x^1

1 = -22/17*x^1 // : -22/17

-17/22 = x^1

x = -17/22

x = -17/22

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