\[8x^{2} - 3x = 0\]
\[x(8x - 3) = 0\]
\[x = 0;\ \ 8x - 3 = 0\]
\[\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ 8x = 3\]
\[\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ x = \frac{3}{8}\]
\[Ответ:x = 0;\ \ x = \frac{3}{8}.\]