3-4/x=1/2

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


D( x )

x = 0

x = 0

x = 0

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

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

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

3-4*x^-1-1/2 = 0

-4*x^-1 = -5/2 // : -4

x^-1 = 5/8

-1 < 0

1/(x^1) = 5/8 // * x^1

1 = 5/8*x^1 // : 5/8

8/5 = x^1

x = 8/5

x = 8/5

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