Решите уравнение: 2 1/3x - 2 1/3= 2 1/3
2 1/3х - 2 1/3 = 2 1/3, 7/3х = 7/3 + 7/3, 7/3х = 14/3, х = 14/3 : 7/3, х = 14/3 * 3/7, х = 14/7, х = 2, Проверка: 2 1/3 * 2 - 2 1/3 = 2 1/3, 7/3*2 - 7/3 = 7/3, 7/3 = 7/3