Răspuns :
81:9=9(lei Marcel)
81+9=90(lei in total)
5+5=10(lei s-au cheltuit)
90-10=80(lei mai au in total)
R:80 lei
81+9=90(lei in total)
5+5=10(lei s-au cheltuit)
90-10=80(lei mai au in total)
R:80 lei
marcel = 81 / 9 marcel= 9 radu = 81 - 5 radu = 76 marcel = 9 - 5 marcel = 4 marcel + radu = 76 + 4 = 80