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Calculati:30+32:8+5x[40+8x(25x5-31x4)]
Va rog ajutatima rapid !


Răspuns :

30+4+5x[40+8x(125-124)]=30+4+5x[40+8x1]=30+4+5x(40+8)=30+4+5x48=30+4+240=34+240=274