-15-2q/q=--21

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Solution for -15-2q/q=--21 equation: 


D( q )

q = 0

q = 0

q = 0

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

-((2*q)/q)-15 = 21 // - 21

-((2*q)/q)-21-15 = 0

-21-15-2 = 0

-38 = 0

q belongs to the empty set

q belongs to the empty set

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