РЕШЕТЕ УРАВНЕНИЕ :8 9/26 -z =5 7/39

Question

РЕШЕТЕ УРАВНЕНИЕ :8 9/26 -z =5 7/39

Answer 1

-z= 5 7/39- 8 9/26
-z= 202/39- 217/26
-z= 404-651/78
-z=-247/78
z= 3 13/78