Răspunsuri

2014-02-18T13:58:40+02:00
S+b=81
s=b-29
(b-29)+b=81
2b=81+29
2b=110
b=55

s=55-29
s=26

1 2 1
2014-02-18T14:18:04+02:00
Nr scaunelor /-----/
nr bancilor   /-----/....29...      suma este 81
81-29=52 valoarea a 2 segmente egale
52:2= 26 scaune
26+29=55 banci

2 3 2