| 4x+|x| | x−|4| | ||
+ | |||
| 3x−|x| | 5x+|x| |
| 4x+x | x−4 | ||
+ | >=0 | ||
| 3x−x | 5x+x |
| 4x−x | x+4 | ||
+ | <0 | ||
| 3x+x | 5x−x |
| 4x+x | x−4 | 5x | x−4 | 5 | x−4 | |||||||
W= | + | = | + | = | + | |||||||
| 3x−x | 5x+x | 2x | 6x | 2 | 6x |
| 4x−x | x−4 | 3x | x−4 | 3 | x−4 | |||||||
W= | + | = | + | = | + | |||||||
| 3x+x | 5x−x | 4x | 4x | 4 | 4x |
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