Răspuns :
a + b = 22
a : b = 3 rest 2
a = 3b+2
3b + 2 + b = 22
4b = 22 - 2
4b = 20
b = 20 : 4 = 5
a = 3 x 5 + 2 = 17
17 + 5 = 22
17 : 5 = 3 rest 2
a : b = 3 rest 2
a = 3b+2
3b + 2 + b = 22
4b = 22 - 2
4b = 20
b = 20 : 4 = 5
a = 3 x 5 + 2 = 17
17 + 5 = 22
17 : 5 = 3 rest 2