\(\dfrac{2}{9}+\left(x-\dfrac{3}{5}\right)^2=\dfrac{1}{3}\)
\(\left(x-\dfrac{3}{5}\right)^2=\dfrac{1}{3}-\dfrac{2}{9}\)
\(\left(x-\dfrac{3}{5}\right)^2=\dfrac{1}{9}\)
\(\left(x-\dfrac{3}{5}\right)^2=\left(\dfrac{1}{3}\right)^2\)
\(\left[{}\begin{matrix}x-\dfrac{3}{5}=\dfrac{1}{3}\\x-\dfrac{3}{5}=-\dfrac{1}{3}\end{matrix}\right.\)
\(\left[{}\begin{matrix}x=\dfrac{1}{3}+\dfrac{3}{5}\\x=-\dfrac{1}{3}+\dfrac{3}{5}\end{matrix}\right.\)
\(\left[{}\begin{matrix}x=\dfrac{14}{15}\\x=\dfrac{4}{15}\end{matrix}\right.\)
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