381,24:(16,254:(4,5x+2,11))=70,6

16, 254: (4, 5х + 2, 11) = 381, 24: 70, 616, 254: (4, 5х + 2, 11) =5, 44, 5х + 2, 11 = 16, 254: 5, 44, 5х + 2, 11 =3, 014, 5х=3, 01-2, 114, 5х=0, 9Х=4, 5: 0.9Х=5______Ответ: х=5