Réponses

  • Utilisateur Brainly
2014-10-01T17:55:54+02:00
Meilleure réponse !
2014-10-01T18:05:29+02:00
A= -3+2 x (-5) + 5
  = -3+ (-10) +5
  = -3-10+5
  = -8
B= 2 x (-3) x 2 x 1
  = -6 x 2 x 1
  = -12
C= (-2) x 4+2- (-15)
  = -8+2+15
  =9