(y - 15.7) / 5.14 + 1 1/3 = 6 1/3
(y - 15.7) / 5.14 + 4/3 = 19/3
(y - 15.7) / 5.14 = 19/3 - 4/3
(y - 15.7) / 5.14 = 15/3
(y - 15.7) / 5.14 = 5
y - 15.7 = 5 * 5.14
y - 15.7 = 25.7
y = 25.7 + 15.7
y = 41.4
Ответ: y = 41.4.
(y - 15.7) / 5.14 + 1 1/3 = 6 1/3
(y - 15.7) / 5.14 + 4/3 = 19/3
(y - 15.7) / 5.14 = 19/3 - 4/3
(y - 15.7) / 5.14 = 15/3
(y - 15.7) / 5.14 = 5
y - 15.7 = 5 * 5.14
y - 15.7 = 25.7
y = 25.7 + 15.7
y = 41.4
Ответ: y = 41.4.