\[\boxed{\mathbf{594}.\ }\]
\[8 \cdot (3x - 16) = 208\]
\[3x - 16 = 208\ :8\]
\[3x - 16 = 26\]
\[3x = 26 + 16\]
\[3x = 42\]
\[x = 42\ :3\]
\[x = 14.\]
\[Ответ:14.\]