\[(4x - 1)(3x - 2) =\]
\[= (6x + 1)(2x + 3) - 4x\]
\[12x^{2} - 3x - 8x + 2 =\]
\[= 12x^{2} + 2x + 18x + 3 - 4x\]
\[- 11x - 16x = 3 - 2\]
\[- 27x = 1\]
\[x = - \frac{1}{27}.\]