8 8/11-z=3 9/11
y-4 3\5=4\5
8 16\27-(x-2 17\27)=8 5\27
1) Z = 8 8\11 - 3 9\11 = 7 19\11 - 3 9\11 = 4 10\11 2) Y = 4\5 + 4 3\5 = 4 7\5 = 5 2\5 = 5.4 3) X - 2 17\27 = 8 16\27 - 8 5\27 X - 2 17\27 = 11\27 X = 11\27 + 2 17\27 X = 2 28\27 X = 3 1\27
спс