9 1/5-(5x-4 1/2):11 1/4=8 14/15

9 1/5 - (5x - 4 1/2) : 11 1/4 = 8 14/15;46/5 - (5х - 9/2) : 45/4 = 134/15;46/5 - (5х : 45/4 - 9/2 : 45/4) =134/15;46/5 - (5х/1 * 4/45 - 9/2 * 4/45) = 134/15;46/5 - (х * 4/9 - 2/5) = 134/15;46/5 - х * 4/9 + 2/5 = 134/15;- х * 4/9 + 48/5 = 134/15;- х * 4/9 = 134/15 - 48/5;- х * 4/9 = 134/15 - 144/15;- х * 4/9 = - 10/15;- х = - 10/15 : 4/9;- х = - 10/15 * 9/4;- х = - 3/2;- х * (-1) = -3/2 * (-1);х = 3/2;9 1/5 - (5 * 3/2 - 4 1/2) : 11 1/4 = 8 14/15;46/5 - (5 * 3/2 - 9/2) : 45/4 = 134/15;46/5 - (15/2 - 9/2) : 45/4 = 134/15;46/5 - 6/2 : 45/4 = 134/15;46/5 - 12/45 = 134/15;414/45 - 12/45 = 134/15;402/45 = 134/15;134/15 = 134/15.