* Calcule les expressions suivantes
mentalement.
1. (a + b) × 6 =
2. k(3,12 – 1,07) =
3. 8(x – 2y) =
4. (3V – 5u) x 2 = .................................​

By: USER6275
26 Agustus 2025 mathematiques 5 minutes
4.5
179 views 179 comments 13 shares

Question

Grade: Education Subject: mathematiques
* Calcule les expressions suivantes
mentalement.
1. (a + b) × 6 =
2. k(3,12 – 1,07) =
3. 8(x – 2y) =
4. (3V – 5u) x 2 = .................................​
Asked by:
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Answer (179)

Best Answer
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Réponse :

bonjour

Explications étape par étape

calculer les expressions

(a+b) x 6 = 6a +6b

k(3.12 -1.07) = 2.05k

8(x-2y)  = 8x -16y

( 3v -5u) x2 = 6v -10u

Answered on 26 Agustus 2025

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