8/25 у=3 1/5у=16/5 : 8/25у= 16/5 * 25/8у=103 1/12 - 1 5/6 n=1 17/241 5/6 n=3 2/24 - 1 17/241 5/6 n=1 9/24n= 33/24 : 11/6n=33/24 * 6/11n=3/4(7/12+11/30 x) :7 1/4=1/37/12+11/30 x=1/3 * 29/47/12+11/30 x=29/1211/30 x=29/12 - 7/1211/30 x=22/12=11/6x=11/6 : 11/30x=11/6 * 30/11x=51/9 z+7/18 z - 11/27 z=2 1/26/54 z+21/54 z - 22/54 z=2 1/25/54 z=5/2z=5/2 : 5/54z=5/2 * 54/5z=27a - 13/18 a=1/35/18 z=1/3z=1/3 : 5/18z=1/3 * 18/5z=6/5=1 1/5x - 2/5=3/7 - 8/35x=15/35 - 8/35 +14/35x=21/35=3/58 - x=3 7/9x=8 - 3 7/9x=4 2/94*(1 3/4 x+1 1/2)=10.97x+6=10.97x=10.9-67x=4.9 :7x=0.7(3 1/2 x - 1/4)*8=328x - 2=328x=5x=5/28