[tex] \frac{x}{ x^{2} -36}= \frac{2}{x+6}+ \frac{1}{x-6} \\
\frac{x}{ (x-6)(x+6)}- \frac{2}{x+6}- \frac{1}{x-6}=0 \\ \frac{x-2(x-6)-(x+6)}{(x-6)(x+6)}=0 \\
\frac{x-2x+12-x-6}{(x-6)(x+6)} =0 \\ \frac{6-2x}{(x-6)(x+6)}=0 [/tex]
DVA: R\{-6, 6}
[tex]6-2x=0 \\ -2x=-6 \\ x=3[/tex]
S={3}