Réponses

  • Utilisateur Brainly
2014-05-31T14:28:41+02:00
4x + 11 = 2x + 15
 4x - 2x = 15 - 11
        2x = 4
         x = 4/2
         x = 2
  • Utilisateur Brainly
2014-05-31T14:28:44+02:00
4x + 11 = 2x + 15
4x - 2x = 15 - 11
2x = 4
x = 2


4x + 11 = 2x + 15
4x - 2x = 15 - 11
2x = 4
x = 4/2
x = 2