Mathématiques

Question

23m+14=7m-2 aider moia resoudre cette equation svp

2 Réponse

  • 23m +14 = 7m -2
    23m -7m = -2 -14
    16m = -16
    m = -16/16
    m = -1
  • 23m + 14 = 7m - 2
    23m - 7m + 14 = 7m - 7m -2
    16m + 14 = - 2
    16m + 14 - 14 = - 2 - 14
    16m = -16
    16m / - 16 
    m = - 1

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