17,3/8-у=9,5/12+2,1/6 51.9/24-у=19/24+8.4/24 51.9/24-у=27.4/24 у=51.9/24-27.4/24 у=24.5/24=1 1/48 14,9/16-х=6,3/4+1,2/5 74.5/80-х=126/80+19.2/80 74.5/80-х=145.2/80 х=74.5/80-145.2/80 х=-70.7/80