Пошаговое объяснение:

(4 5/22х - 2 3/44х) * 9 3/4 = 7 1/11

(4 10/44х - 2 3/44х) * 9 3/4 = 7 1/11

2 7/44х * 9 3/4 = 7 1/11

2 7/44х = 7 1/11 : 9 3/4

95/44х = 78/11 : 39/4

95/44х = 78/11 * 4/39

95/44х = 2/11 * 4/1

95/44х = 8/11

х = 8/11 : 95/44

х = 8/11 * 44/95

х = 8/1 * 4/95

х = 32/95