100=45+1/d

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Solution for 100=45+1/d equation: 


D( d )

d = 0

d = 0

d = 0

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

100 = 1/d+45 // - 1/d+45

100-(1/d)-45 = 0

100-d^-1-45 = 0

-1*d^-1 = -55 // : -1

d^-1 = 55

-1 < 0

1/(d^1) = 55 // * d^1

1 = 55*d^1 // : 55

1/55 = d^1

d = 1/55

d = 1/55

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