22/d=6/21

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Solution for 22/d=6/21 equation: 


D( d )

d = 0

d = 0

d = 0

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

22/d = 6/21 // - 6/21

22/d-(6/21) = 0

22/d-2/7 = 0

22*d^-1 = 2/7 // : 22

d^-1 = 1/77

-1 < 0

1/(d^1) = 1/77 // * d^1

1 = 1/77*d^1 // : 1/77

77 = d^1

d = 77

d = 77

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