Х-2 1/3 =5 2/7; у-5 1/6 =3; z-1 3/4 =27/12 ; m-7 1/9 =2 5/36 ; n-10 7/12 =36 1/6 ; k-6 1/7 = 1 5 /14
Х=7 13/21; у=8 1/6; з=2 5/36; м=9 11/36; н=39 1/4; к=17 1/2