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Nini0Jenny
@Nini0Jenny
January 2021
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Bonjour, je n'arrive pas à résoudre ce problème de maths:
Une mère a 37 ans et son fils 9 ans. Dans combien d'années l'âge de la mère sera-t-il le triple de l'âge de son fils ?
Pourriez-vous m'aider s'il vous plait ? Merci d'avance !
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taliange
Bonjour
37+ x = 3(9+x)
37+x = 27+3x
10= 2x
x = 5
dans 5 ans
2 votes
Thanks 0
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37+ x = 3(9+x)
37+x = 27+3x
10= 2x
x = 5
dans 5 ans