Решить уравнение с дробями (10 1/7-x):1 1/7 + 2 5/8 = 7 1/8

(10 1/7 - x) : 1 1/7 + 2 5/8 = 7 1/8; (10 1/7 - x) : 1 1/7 = 7 1/8 - 2 5/8; (10 1/7 - x) : 1 1/7 = 6 9/8 - 2 5/8; (10 1/7 - x) : 1 1/7 = 4 4/8; (10 1/7 - x) : 1 1/7 = 4 1/2; 10 1/7 - x = 4 1/2 * 1 1/7; 10 1/7 - x = 9/2 * 8/7; 10 1/7 - x = (9 * 8)/(2 * 7); 10 1/7 - x = (9 * 4)/(1 * 7); 10 1/7 - x =36/7; 10 1/7 - x = 5 1/7; х = 10 1/7 - 5 1/7; х = 5. Ответ: 5.