\[\boxed{\mathbf{152.}}\]
\[1)\ \sqrt{x + 1} = 3\]
\[x + 1 = 9\]
\[x = 8.\]
\[Ответ:\ \ x = 8.\]
\[2)\ \sqrt{x - 2} = 5\]
\[x - 2 = 25\]
\[x = 27.\]
\[Ответ:\ \ x = 27.\]
\[3)\ \sqrt{4 + x} = \sqrt{2x - 1}\]
\[4 + x = 2x - 1\]
\[2x - x = 4 + 1\]
\[x = 5.\]
\[Ответ:\ \ x = 5.\]