Supprimer les parenthèses puis réduire les expressions :
E = -(x + 1) + (x - 1) - (x + 2)
F = (6x - 1) + 7 - (3-6x)

By: USER9673
27 Agustus 2025 mathematiques 5 minutes
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Question

Grade: Education Subject: mathematiques
Supprimer les parenthèses puis réduire les expressions :
E = -(x + 1) + (x - 1) - (x + 2)
F = (6x - 1) + 7 - (3-6x)
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Answer (134)

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Réponse :

bonjour

E = - x - 1 + x - 1 - x - 2

   = - x - 4

F = 6 x - 1 + 7 - 3 + 6 x

  =  12 x + 3  

Explications étape par étape :

Answered on 27 Agustus 2025
(239)

bonjour,

E = -(x + 1) + (x - 1) - (x + 2)

E = -x - 1 + x - 1 - x - 2

E = -x - 4

F = (6x - 1) + 7 - (3-6x)

F = 6x - 1 + 7 - 3 + 6x

F = 12x + 3

Answered on 27 Agustus 2025

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