18/b=3/b+3

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


D( b )

b = 0

b = 0

b = 0

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

18/b = 3/b+3 // - 3/b+3

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

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

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

b^-1 = 1/5

-1 < 0

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

1 = 1/5*b^1 // : 1/5

5 = b^1

b = 5

b = 5

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