3=18/x-18

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Solution for 3=18/x-18 equation: 


D( x )

x = 0

x = 0

x = 0

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

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

3-(18/x)+18 = 0

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

-18*x^-1 = -21 // : -18

x^-1 = 7/6

-1 < 0

1/(x^1) = 7/6 // * x^1

1 = 7/6*x^1 // : 7/6

6/7 = x^1

x = 6/7

x = 6/7

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