Question

determinati numerele naturale nule a,b, stiind ca:
(a,b)=10.
3a+5b=180​

Answer 1

Răspuns:

3×10+5b=180

30+5b=180

5b=180-30

5b=150

b=150/5

b=30

3a+30=180

3a=180-30

3a=150

a=150/3

a=50