Уравнение у-5 3/7=1 6/7
У - 5 3/7 = 1 6/7 y = 1 6/7 + 5 3/7 y = 6 9/7 y = 7 2/7 -------------
Y-38/7=16/7 y=38/7+16/7=54/7=7целых 5/7