bonjour
- 3 x + 5/7 > 5 x + 8/21
- 21 x /21 + 15/21 > 105 x /21 + 8 /21
- 21 x - 105 x > 8 - 15
- 127 x > - 7
x < 7/127
] - ∞ : 7/127 [
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bonjour
- 3 x + 5/7 > 5 x + 8/21
- 21 x /21 + 15/21 > 105 x /21 + 8 /21
- 21 x - 105 x > 8 - 15
- 127 x > - 7
x < 7/127
] - ∞ : 7/127 [