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rezolvati in multimea Q ecuatia -3x+0,(3)=0,(6)

Răspuns :

-3x +1/3 = 2/3                                 Obs. 0,(3)=3/9=1/3 si 0,(6)=6/9=2/3 !
-3x = 2/3 - 1/3
-3x = 1/3
   x = 1/3 : (-3)= - 1/9