( х - 1/4 ) : 1/3 = 5/6
(х - 1/4) : 1/3 = 5/6 х - 1/4 = 5/6 * 1/3 х - 1/4 = 5/18 х = 5/18 + 1/4 х = 10/36 + 9/36 х = 19/36 ------------------------------- Проверка: (19/36 - 1/4) : 1/3 = 5/6 (19/36 - 9/36) : 1/3 = 5/6 10/36 * 3/1 = 5/6 30/36 = 5/6 5/6 = 5/6
(x - 1/4) : 1/3 = 5/6 (x - 1/4) * 3 = 5"6 3x - 3/4 = 5/6 3x = 5/6 + 3/4 3x = 19/12 x = 19/36