Odpowiedzi

2009-11-22T00:02:26+01:00
2(x+2y)-4(x+3y)+5(4x+6y) = 2x+4y-4x-12y+20x+30y=18x+22y
2009-11-22T00:03:00+01:00
2(x+2y) - 4(x+3y) + 5(4x+6y) = 2x + 4y - 4x + 12y + 20x + 30y = 18x + 46y
  • Użytkownik Zadane
2009-11-22T00:02:33+01:00
2(x+2y)-4(x+3y)+5(4x+6y) = 2x+4y-4x-12y+20x+30y = 18x + 22y