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Sagot :

TEAMCE

Bonjour,

a. 6(3a+5) = 18a + 30

b. (b-7)*8 = 8b-56

c. 4(5x-2) = 20x -8

Bonne journée.

Réponse :

Bonjour,

6(3a + 5) = 18a + 30

(b - 7) x 8 = 8b - 56

4(5x - 2) = 20x - 8

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