2/d=14/49

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Solution for 2/d=14/49 equation: 


D( d )

d = 0

d = 0

d = 0

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

2/d = 14/49 // - 14/49

2/d-(14/49) = 0

2/d-2/7 = 0

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

d^-1 = 1/7

-1 < 0

1/(d^1) = 1/7 // * d^1

1 = 1/7*d^1 // : 1/7

7 = d^1

d = 7

d = 7

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