| 3 | ||
|x+2|+4|x− | |+3|x−2|≤9 | |
| 4 |
| 3 | ||
−8x+ | ≤9 | |
| 4 |
| 1 | ||
−1 | ≤x | |
| 32 |
| 3 | ||
2. −2≤x< | ||
| 4 |
| 3 | ||
−6x+4+ | ≤9 | |
| 4 |
| 1 | ||
−4 | ≤6x | |
| 4 |
| 17 | ||
− | ≤x | |
| 24 |
| 17 | 3 | |||
x∊<− | ; | ) | ||
| 24 | 4 |
| 3 | ||
3. | ≤x<2 | |
| 4 |
| 3 | ||
2x≤5 | ||
| 4 |
| 23 | ||
x≤ | ||
| 16 |
| 3 | 23 | |||
x∊< | ; | > | ||
| 4 | 16 |
| 3 | ||
8x− | ≤9 | |
| 4 |
| 39 | ||
x≤ | ||
| 32 |
| 17 | 23 | |||
ostatecznie x∊<− | ; | > | ||
| 24 | 16 |
| 1 | ||
− | ≤x | |
| 4 |
| 3 | ||
2. −2≤x≤ | ||
| 4 |
| 1 | |
≤x | |
| 3 |
| 1 | 3 | |||
x∊< | ; | > | ||
| 3 | 4 |
| 3 | ||
3. | <x≤2 | |
| 4 |
| 3 | ||
x∊( | ;2> | |
| 4 |
| 1 | ||
ostatecznie x∊< | ;2> | |
| 3 |