Решите уравнение x+5 целых 7/39=8целых 3/26
Х + 5 7/39 = 8 3/26 х = 8 3/26 - 5 7/39 8 3/26 - 5 7/39 = 3 (3/26 - 7/39) = 3 (9/78 - 14/78) = 2 (87/78 - 14/78) = = 2 73/78 х = 2 73/78