Ответ:\(x \cdot 23 = 92 - 23\)\(x \cdot 23 = 69\)\(x = 69 : 23\)\(x = 3\).Проверка: \(3 \cdot 23 = 69\).Ответ: \(x = 3\).\(210 - x = 192 : 2\)\(210 - x = 96\)\(x = 210 - 96\)\(x = 114\).Проверка: \(210 - 114 = 96\).Ответ: \(x = 114\).