Odpowiedzi

2009-11-02T15:09:03+01:00
{x + y = 360
{90%x = y + 10%x

{y=360-x
{ 0,9x=360-x+0,1x

{y=360-x
{1,8x=360

{y=360-x
{x=200

x=200
y=160


Pozdrawiam! :)