Răspunsuri

2014-06-11T19:30:13+03:00
Notam numerele a si b
a+b = 195
a+75=b+40
75-40=b-a
35=b-a => b=35+a 
inlocuim in prima relatie => 35+2a =195 => 2a=160 => a=80
b=35+80 =115
verificare: 80+115=195 Adevarat! ;)
2014-06-11T19:31:23+03:00