Răspunsuri

  • Utilizator Brainly
2014-02-13T10:22:22+02:00
A) (2x+3y)-(4x+3y)-5 = 2x+3y-4x-3y-5 = -2x-5
b) -(5x-3)+(3-5x)+(10x-3) = -5x+3+3-5x+10x-3 = 3
  • Utilizator Brainly
2014-02-13T10:22:46+02:00
A) -2x-5 (toți y se reduc)
b) 3 (toți x se reduc)