22*(17\26х-3\4)=5 1\13

22 * (17/26х - 3/4) = 5 1/13
17/26х - 3/4 = 5 1/13 : 22
17/26х = 66/13 : 22 + 3/4
17/26х = 3/13 + 3/4
17/26х = 21/52
х = 21/52 : 17/26
х = 21/34