[ Answer ]

[ Explanation ]
How Many Solutions To Equation

----------------------------------------
- Solve To Find Possibilities
Square Both Sides
=

: x
: 256
X = 256 (True)
Answer - X = 256
----------------------------------
There is exactly one answer, therefore there is One Solution
![\boxed{[ \ Eclipsed \ ]}](https://img.qammunity.org/2020/formulas/mathematics/middle-school/8491bt8hsliua0siedmmuxblxvsrvd5nwa.png)