Ответ:\(61-x=36\), \(x=61-36=25\).\(x+65=92\), \(x=92-65=27\).\(x-17=53\), \(x=53+17=70\).\(x:6=3\), \(x=3\cdot6=18\).Ответ: x = 25; x = 27; x = 70; x = 18.