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5x - 6 = 2x + 3
5X-2X=6+3
3X=9
X=9/3
X=3
Réponse :
bonjour,
5x - 6 = 2x +3
5x -2x = 3 + 6
3x = 9
x= 9/3
x = 3
voila:)
