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calculeaza in doua moduri 7*(3plus5inchidem paranteza

Răspuns :

7×(3+5)=7×8=56
7×(3+5)=7×3+7×5=21+35=56
7*(3+5)=
1) 7*8=56
2) 7*3+7*5=21+35=56

CORONITA?