1/trouve trois nombre entier dont la somme est 342.
2/deux nombres l'un égale 3/4 de l'autre dont la somme est 210.
merci de me faire l'explication

By: USER7165
27 Agustus 2025 mathematiques 5 minutes
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Question

Grade: Education Subject: mathematiques
1/trouve trois nombre entier dont la somme est 342.
2/deux nombres l'un égale 3/4 de l'autre dont la somme est 210.
merci de me faire l'explication
Asked by:
165 Viewed 165 Answers

Answer (165)

Best Answer
(241)
300 + 40 + 2 = 342
================
3/4x + x = 210
7/4x = 210
x = 210 * 4/7
x = 120

3/4 x 120 = 90
================
Answered on 27 Agustus 2025

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