12-x/x+20 - solution

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Solution for 12-x/x+20 equation:

D( x )

x = 0

x = 0

x = 0

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

12-(x/x)+20 = 0

12-1+20 = 0

31 = 0

x belongs to the empty set

x belongs to the empty set

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