Question

determinati perechile de numere care indeplinesc conditiile: (a,b)=35 si a+b=280

Answer 1

(a,b)=35=> a=35ori x; b=35ori y
a+b=280
35X + 35Y=280
35(x+y)=280
x+y=280:35
x+y=8
=>dacă x=1 ; y=7
a=35x1=35 ; b=35x7=245
=>dacă x=3 ; y=5
a=35x3=105 ; b=35x5=175