Răspuns :
a+b=48
{a,b}---> dp {5;7}
a/5=b/7 = a+b/5+7= 48/12 =4
a/5=4=>a=5•4=20
b/7=4=>b=7•4=28
a=20
b=28
{a,b}---> dp {5;7}
a/5=b/7 = a+b/5+7= 48/12 =4
a/5=4=>a=5•4=20
b/7=4=>b=7•4=28
a=20
b=28