1)Daca la triplul unui numar adunam 7, obtinem 22.Aflati numarul.
2)Daca din dublul unui numar scadem 18, obtinem 2.aflati numarul.
3_15·×-2>13
4)(2·×+3)·2-<21
Va rog frumos sa imi raspundeti repede!
vasidodo52:
la punctu 4 dupa ce se inchide paranteza vine ori 2 -1<21
Răspunsuri la întrebare
Răspuns de
1
1) 




Numarul este 5
2)




Numarul este 10
3)




4)





Numarul este 5
2)
Numarul este 10
3)
4)
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