5/z-3=12

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Solution for 5/z-3=12 equation: 


D( z )

z = 0

z = 0

z = 0

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

5/z-3 = 12 // - 12

5/z-12-3 = 0

5*z^-1 = 15 // : 5

z^-1 = 3

-1 < 0

1/(z^1) = 3 // * z^1

1 = 3*z^1 // : 3

1/3 = z^1

z = 1/3

z = 1/3

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