Решите уравнение: (x-2)^2=(x-9)^2.

\[(x - 2)^{2} = (x - 9)^{2}\]

\[x^{2} - 4x + 4 = x^{2} - 18x + 81\]

\[14x = 77\]

\[x = \frac{77}{14} = \frac{11}{2} = 5,5.\]