\(\dfrac{2.-2}{x-2}=\dfrac{x-2}{-3}\)
\(\Rightarrow\left(x-2\right)^2=\left(-4\right).\left(-3\right)=12\)
\(\Rightarrow\left[{}\begin{matrix}x-2=2\sqrt{3}\\x-2=-2\sqrt{3}\end{matrix}\right.\)\(\Rightarrow\left[{}\begin{matrix}x=2+2\sqrt{3}\\x=2-2\sqrt{3}\end{matrix}\right.\)