Răspunsuri

2014-04-15T11:48:42+03:00
X+y=60
x-scaun
y-banca
108x+210y=8928    inmultim prima ecuatie cu -108

-108x-108y=-6480
108x+210y=8928   prin adunarea celor 2 ecuatii obtinem
/102y=2448    y=24   24 +x=60   x=36