(4 целых 1/5÷x+1 целая 1/3)÷2 целые 4/35-4/5=1 целая 8/15
(21/5 ÷ x + 4/3) ÷ 74/35 - 4/5 = 23/15
(21/5 ÷ x + 4/3) ÷ 74/35 = 23/15 + 4/5
(21/5 ÷ x + 4/3) ÷ 74/35 = 23/15 + 12/15
(21/5 ÷ x + 4/3) ÷ 74/35 = 35/15
(21/5 ÷ x + 4/3) = 35/15 * 74/35
21/5 ÷ x + 4/3 = 74/15
21/5 ÷ x = 74/15 - 4/3
21/5 ÷ x = 74/15 - 20/15
21/5 ÷ x = 54/15
x = 21/5 * 15/54
x = 7/1 * 3/18
x = 21/18
(4 целых 1/5÷x+1 целая 1/3)÷2 целые 4/35-4/5=1 целая 8/15
(21/5 ÷ x + 4/3) ÷ 74/35 - 4/5 = 23/15
(21/5 ÷ x + 4/3) ÷ 74/35 = 23/15 + 4/5
(21/5 ÷ x + 4/3) ÷ 74/35 = 23/15 + 12/15
(21/5 ÷ x + 4/3) ÷ 74/35 = 35/15
(21/5 ÷ x + 4/3) = 35/15 * 74/35
21/5 ÷ x + 4/3 = 74/15
21/5 ÷ x = 74/15 - 4/3
21/5 ÷ x = 74/15 - 20/15
21/5 ÷ x = 54/15
x = 21/5 * 15/54
x = 7/1 * 3/18
x = 21/18