Răspunsuri

2014-04-18T08:06:59+03:00
A+b+c=900
a,b,c d.p 3,5,7
a/3=b/5=c/7=k
a=3k
b=5k
c=7k
15k=900
k=900:15
k=60
a=180
b=300
c=420
14 4 14
Multumesc mult - Sarbatori fericite
Cu placere. Sarbatori fericite si tie.
2014-04-18T10:06:28+03:00
A+b+c=900
a,b,c d.p 3,5,7
a/3=b/5=c/7=k
a=3k
b=5k
c=7k
15k=900
k=900:15
k=60
a=180
b=300
c=420
4 4 4