(4/x-3)-1/x-3=4x/x^2-9

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Solution for (4/x-3)-1/x-3=4x/x^2-9 equation: 


D( x )

x = 0

x^2 = 0

x = 0

x = 0

x^2 = 0

x^2 = 0

1*x^2 = 0 // : 1

x^2 = 0

x = 0

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

4/x-(1/x)-3-3 = (4*x)/(x^2)-9 // - (4*x)/(x^2)-9

4/x-(1/x)-((4*x)/(x^2))-3-3+9 = 0

4/x-x^-1-4*x^-1-3-3+9 = 0

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

x^-1 = 3

-1 < 0

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

1 = 3*x^1 // : 3

1/3 = x^1

x = 1/3

x = 1/3

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