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daca x verifica relatia 393939/444444=39 . x / 44 , atunci x = ....

Răspuns :

393939/444444 = 39x/44
393939/444444=39x ×10101/44×10101=39/44
x=1
393939/444444=39 ·x / 4439x·444444=393939·44
x=(393939·44)/(39·444444)
x=10101/10101
x=1