Bonjour,
1) 6x-2<2x+10
6x - 2x < 10 + 2
4x < 12
x < 12/4
x < 3
2) 4x+3≤ 10x-9
4x - 10x ≤ - 9 - 3
- 6x ≤ - 12
x ≥ - 12/6
x ≥ - 2.
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Bonjour,
1) 6x-2<2x+10
6x - 2x < 10 + 2
4x < 12
x < 12/4
x < 3
2) 4x+3≤ 10x-9
4x - 10x ≤ - 9 - 3
- 6x ≤ - 12
x ≥ - 12/6
x ≥ - 2.