15 3/28-(4 11/28+y)=7-1 9/28

Question

15 3/28-(4 11/28+y)=7-1 9/28

Answer 1

15 3/28 - 4 11/28-у=7-19/28
10 20/28 - у=7-19/28
-у=7-19/28-10 20/28
-у=7-11 11/28
-у= -5 17/28