Bonsoir,
a. 2x + 3 ≤ 3x + 1
2x - 3x ≤ 1- 3
- x ≥ - 2
x ≥ 2.
b. 5x + 4 < 2 - 3x
5x - 3x < 2 - 4
2x < - 2
x < - 2/2
x < - 1.
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Bonsoir,
a. 2x + 3 ≤ 3x + 1
2x - 3x ≤ 1- 3
- x ≥ - 2
x ≥ 2.
b. 5x + 4 < 2 - 3x
5x - 3x < 2 - 4
2x < - 2
x < - 2/2
x < - 1.