Question

2 |x – 1| = 9 - |X-1|
​Помогите пж

Answer 1

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