Решите уравнение 5((10/24)х + (11/12)х + (20/48)х + (22/24)х =480
10/24+ 11/12 + 20/48 = 20/48 + 44/48 + 20/48 = 84/48 = 7/4 = 1,75 5 * 1,75x = 480 1,75x = 480 : 5 1,75x = 96 x = 96 : ( 3/4 ) x = 128 Ответ 128