(116 + x) : 5 = 62 - 34
(116 + x) : 5 = 28
116 + x = 28 * 5
116 + x = 140
x = 140 - 116
x = 24
Проверка: 62 - (116 + 24) : 5 = 62 - 140 : 5 = 62 - 28 = 34. Верно.