bonjour
5 x +3 - 2 x + 2 = 5 - x - 4
3 x + x = 1 - 3 - 2
4 x = - 4
x = - 1
2 x - 6 + 3 x = 9 - 4 x - 4
5 x + 4 x = 5 + 6
9 x = 11
x = 11/9
x + 1 = 3 + 4 x - 3 x + 2
x - 4 x + 3 x = 3 + 2 - 1
0 x = 4
pas de solution
2 x - 10 + 3 x = 5 - x
5 x + x = 5 + 10
6 x = 15
x = 15/6
3 x - 3 = 3 - 2 x + 3 x
3 x + 2 x - 3 x = 3 + 3
2 x = 6
x = 3
finis les derniers
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bonjour
5 x +3 - 2 x + 2 = 5 - x - 4
3 x + x = 1 - 3 - 2
4 x = - 4
x = - 1
2 x - 6 + 3 x = 9 - 4 x - 4
5 x + 4 x = 5 + 6
9 x = 11
x = 11/9
x + 1 = 3 + 4 x - 3 x + 2
x - 4 x + 3 x = 3 + 2 - 1
0 x = 4
pas de solution
2 x - 10 + 3 x = 5 - x
5 x + x = 5 + 10
6 x = 15
x = 15/6
3 x - 3 = 3 - 2 x + 3 x
3 x + 2 x - 3 x = 3 + 3
2 x = 6
x = 3
finis les derniers