2 целых 2/11х-5/16=1целая 3/4
2 2/11=24/11 1 3/4= 7/4 24x/11-5/16=7/4 24x/11=7*4/16+5/16 24x/11=33/16 24x*16=33*11 384x=363 x=363/384 x=121/128