\[2x^{2} + 3x = 0\]
\[2x(x - 1,5) = 0\]
\[2x = 0\]
\[x = 0.\]
\[x - 1,5 = 0\]
\[x = 1,5.\]
\[Ответ:x = 0;x = 1,5.\]