Ответ Автор - aliyaham1807198 11/12x-2/3=-0,5-3/4x11/12х -2/3 = - 1/2 -3/4х11/12х +3/4х = -1/2 +2/311+9/12х = -3+ 4/620/12х = 1/6х = 1/6 :20/12х = 1/6 *12/20х = 1/10