Odpowiedzi

  • Użytkownik Zadane
2010-03-29T18:39:55+02:00
4c-(-3c+2)-10c= 4c + 3c - 2 - 10c = -3c - 2
9y-(8-3y)+16= 9y - 8 + 3y + 16 = 12y + 8
2010-03-29T18:40:33+02:00
4c-(-3c+2)-10c=
9y-(8-3y)+16=


4c-(-3c+2)-10c = 4c+3c-2-10c= -2 - 3c

9y-(8-3y)+16= 9y-8+3y+16= 12y+8
  • Użytkownik Zadane
2010-03-29T18:41:37+02:00
4c-(-3c+2)-10c= 4c+3c-2-10c = -3c-2


9y-(8-3y)+16= 9y-8+3y+16 = 12y+8