Răspuns :
A/b=3/5
B-a=1
3b=5a
3(1-a)=5a
3-3a=5a
3=8a
a=3/8——> b-3/8=1
8b-3=8
8b=11
B=11/8
Verificare 11/8-3/8=1
8/8=1—> 1=1 adevarat
B-a=1
3b=5a
3(1-a)=5a
3-3a=5a
3=8a
a=3/8——> b-3/8=1
8b-3=8
8b=11
B=11/8
Verificare 11/8-3/8=1
8/8=1—> 1=1 adevarat