Ответ:
2 |x – 1| = 9 - |X-1|
2 |x – 1|+ |X-1| =9
3•|х-1|=9
|х-1|=3
х-1=3. х=4
х-1=-3. х=-2
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Ответ:
2 |x – 1| = 9 - |X-1|
2 |x – 1|+ |X-1| =9
3•|х-1|=9
|х-1|=3
х-1=3. х=4
х-1=-3. х=-2