3x/x+1-5/x

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Solution for 3x/x+1-5/x equation: 


D( x )

x = 0

x = 0

x = 0

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

(3*x)/x-(5/x)+1 = 0

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

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

x^-1 = 4/5

-1 < 0

1/(x^1) = 4/5 // * x^1

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

5/4 = x^1

x = 5/4

x = 5/4

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