Question

9 5/13-(7 6/13-y)=2 3/13

Answer 1

9 5/13 - (7 6/13 - у ) = 2 3/13
9 5/13 - 7 6/13 + у  = 2 3/13
у = 2 3/13 - 9 5/13 + 7 6/13
у = 4/13

Answer 2

7 6/13-у=9 5/13-2 3/13
7 6/13-у=7 2/13
у=7 6/13-7 2/13
у=4/13
Ответ:у=4/13.