14 7/9-(у+8 8/9)=4 2/9
Y+8 8/9= 14 7/9 - 4 2/9 y+8 8/9=10 5/9 y=10 5/9 - 8 8/9 y= 1 6/9
14 7/9-(Y+8 8/9)=4 2/97 1/8-х+2 3/8=5 7/8 14 7/9-у-8 8/9=4 2/99 4/8-х=5 7/8 5 8/9-у=4 2/9х=9 4/8-5 7/8 у=5 8/9-4 2/9х=3 5/8