(3/x)-(2/x+1)=(4/x)

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


D( x )

x = 0

x = 0

x = 0

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

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

3/x-(2/x)-(4/x)-1 = 0

3/x-2*x^-1-4*x^-1-1 = 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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