(5/(2x))-(4/x)=3

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Solution for (5/(2x))-(4/x)=3 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)

5/(2*x)-(4/x) = 3 // - 3

5/(2*x)-(4/x)-3 = 0

5/(2*x)-4*x^-1-3 = 0

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

x^-1 = -2

-1 < 0

1/(x^1) = -2 // * x^1

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

-1/2 = x^1

x = -1/2

x = -1/2

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