3/x-12/x-3=1

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Solution for 3/x-12/x-3=1 equation: 


D( x )

x = 0

x = 0

x = 0

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

3/x-(12/x)-3 = 1 // - 1

3/x-(12/x)-3-1 = 0

3/x-12*x^-1-3-1 = 0

-9*x^-1 = 4 // : -9

x^-1 = -4/9

-1 < 0

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

1 = -4/9*x^1 // : -4/9

-9/4 = x^1

x = -9/4

x = -9/4

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