Răspunsuri

2014-03-09T19:47:07+02:00
A) 2x=3y=24 --- x=12  si y =8
b)3a=6b=k --- a=k/3 si b=k/6
k/3-k/6=5
2k-k=30
k=30 si a =10 si b=5
4 3 4