8.9/24-z=5. 7/39 решите уравнение

Question

8.9/24-z=5. 7/39 решите уравнение

Answer 1

8 9/24 - z = 5 7/39,
z = 8 9/24 - 5 7/39,
z = 8 117/312 - 5 56/312,
z = 3ц. 61/312