Решите уравнение x-6ц.8/9=1ц.1/6
Х - 6 8/9 = 1 1/6, х = 1 1/6 + 6 8/9, х = 7/6 + 62/9, х = 21/18 + 124/18, х = 145/18, х = 8 1/18