Question

Решите уравнение 8целых9/26-z=5целых7/39

Answer 1

8 9/26 - z = 5 7/39
8 27/78 - z = 5 14/78
z = 8 27/78 - 5 14/78
z = 3 13/78
Ответ: 3 13/78