Question

12 13/45-(y-5 17/45)=3 2345

Answer 1

у-5 17/45=12 13/45-3 23/45
у-5 17/45=11 13/45+45/45-3 23/45
у-5 17/45=11 58/45-3 23/45
у-5 17/45=8 35/45
у=8 35/45+5 17/45
у=13 52/45
у=13+1 7/45
у=14 7/45