a - b=174
a = 3b
⇒ 3b - b = 174 2b = 174:2 b = 87a = 3b =3×87 a = 261
Numerele sunt a = 261 si b = 87
Suma lor este 261 + 87 = 348
a/___________/
b/___________//___________//___________/
diferenta =174
/__________//__________//__________/-/__________/=2/__________/
2/___________/=174
/___________/=174:2
/___________/=87 = a
b= 3/___________/=3×87=261