18/x=3/x+3

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Solution for 18/x=3/x+3 equation: 


D( x )

x = 0

x = 0

x = 0

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

18/x = 3/x+3 // - 3/x+3

18/x-(3/x)-3 = 0

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

15*x^-1 = 3 // : 15

x^-1 = 1/5

-1 < 0

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

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

5 = x^1

x = 5

x = 5

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