que faut il ajouter à 3/7 pour obtenir 2

By: USER4328
28 Agustus 2025 mathematiques 5 minutes
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Grade: Education Subject: mathematiques
que faut il ajouter à 3/7 pour obtenir 2
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Best Answer
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Que faut il ajouter à 3/7 pour obtenir 2
Soit x le nombre recherché :
x + 3/7 = 2
7/7x + 3/7 = 14/7
7/7x = 14/7 - 3/7
7x = 14 - 3
7x = 11
x = 11/7
Answered on 28 Agustus 2025

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