4/14=66/d

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Solution for 4/14=66/d equation: 


D( d )

d = 0

d = 0

d = 0

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

4/14 = 66/d // - 66/d

4/14-(66/d) = 0

4/14-66*d^-1 = 0

-66*d^-1 = -2/7 // : -66

d^-1 = 1/231

-1 < 0

1/(d^1) = 1/231 // * d^1

1 = 1/231*d^1 // : 1/231

231 = d^1

d = 231

d = 231

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