(63:9)+73= 7+73 = 80
42-(2*5)=42-10=32
34+(6*5)=34+30=64
Odpowiedź:
63 : 9 + 73 = 7 + 73 = 80
42 - 2 * 5 = 42 - 10 = 32
34 + 6 * 5 = 34 + 30 = 64