Răspuns :
a - b = 32
a : b = 5
a = 5b
5b - b = 32
4b = 32
b = 32: 4
b = 8
a = 5 x 8 = 40
40 - 8 = 32
40 : 8 = 5
a : b = 5
a = 5b
5b - b = 32
4b = 32
b = 32: 4
b = 8
a = 5 x 8 = 40
40 - 8 = 32
40 : 8 = 5