Ответ:

3/8х + 2/3 = 1/6 - 7/12х, х не= 0;

3/8х + 7/12х = 1/6 - 2/3;

23/24х = - 1/2;

46 = - 24х;

- 24х = 46;

х = - 23/12, х не= 0;

х= -1 11/12