Răspunsuri

2014-04-29T23:19:30+03:00
A+b=935
2a/3=b/4 ⇒8a=3b ⇒a=3b/8
3b/8+b=935
(3b+8b)/8=935
11b/8=935
b=935·8/11
b=680
a=3·680/8
a=255