Răspunsuri

2014-04-18T18:29:44+03:00
A:b=3 rest 6
a=3b+6
a-2b=20
3b+6-2b=20
b=20-6
b=14
a=3*14+6=42+6=48
2014-04-18T18:30:13+03:00
A = primul numar
b = al doilea numar
a : b = 3 rest 6 ⇒ a = 3b + 6
a - 2b = 20
3b + 6 - 2b = 20
b + 6 = 20
b = 20 - 6
b = 14
a = 3 x 14 + 6 = 42 + 6 = 48