(8/d)=-(12/30)

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Solution for (8/d)=-(12/30) equation: 


D( d )

d = 0

d = 0

d = 0

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

8/d = -(12/30) // + 12/30

8/d+12/30 = 0

8*d^-1 = -2/5 // : 8

d^-1 = -1/20

-1 < 0

1/(d^1) = -1/20 // * d^1

1 = -1/20*d^1 // : -1/20

-20 = d^1

d = -20

d = -20

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