Răspuns :
{ a, b } d.p { 5, 2 }
a / 5 = b / 2 = K
a / 5 = K => a = 5 K
b / 2 = K => b = 2 K
5 K + 2 K = 147
7 K = 147
K = 147 : 7
K = 21
a = 5 x 21 = 105
b = 2 x 21 = 42
a / 5 = b / 2 = K
a / 5 = K => a = 5 K
b / 2 = K => b = 2 K
5 K + 2 K = 147
7 K = 147
K = 147 : 7
K = 21
a = 5 x 21 = 105
b = 2 x 21 = 42