Réponse:
salut
4×n + 4×3 = 4n + 12
6x3 - 6×x = 18 - 6x
2×5y+ 2×7 = 10y + 14
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Réponse:
salut
4×n + 4×3 = 4n + 12
6x3 - 6×x = 18 - 6x
2×5y+ 2×7 = 10y + 14