Réponses

  • Utilisateur Brainly
2014-10-08T15:14:55+02:00
(8 - 4)² + 4 = [(5 - x) + 36] + 25
4² + 4 = (5 - x + 36) + 25
16 + 4 = 5 - x + 36 + 25
20 = - x + 66
x = 66 - 20
x = 46