7 * 11/12 - y + 1/4 = 2y + 5/3
-y - 2y = -77/12 + 5/3
-3y = -77/12 + 20/12
-3y = -56/12
-3y = -28/6
-3y = -14/3
y = -14/3 : (-3)
y = 14/6
ответ: 14/6
7 * 11/12 - y + 1/4 = 2y + 5/3
-y - 2y = -77/12 + 5/3
-3y = -77/12 + 20/12
-3y = -56/12
-3y = -28/6
-3y = -14/3
y = -14/3 : (-3)
y = 14/6
ответ: 14/6