6(x - 3) - 3(x - 2) = 4(3 - x) + 5
Mathématiques
younes678
Question
6(x - 3) - 3(x - 2) = 4(3 - x) + 5
1 Réponse
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1. Réponse floryfairy43
Réponse :
6(x - 3) - 3(x - 2) = 4(3 - x) + 5
6x -18 -3x -6 = 12- 4x +5
3x -24 = 17 - 4x
3x -24+24 = 17- 4x +24
3x = 41 - 4x
3x + 4x = 17- 4x +4x
7x = 41
7x * 7 = 41 * 7
x = 41/7 soir environ 5.9