\[\frac{7x - 3}{6} = \frac{5x + 1}{2}\ \ \ \ \ | \cdot 6\]
\[7x - 3 = 3 \cdot (5x + 1)\]
\[7x - 3 = 15x + 3\]
\[15x - 7x = - 3 - 3\]
\[8x = - 6\]
\[x = - \frac{6}{8}\]
\[x = - \frac{3}{4}.\]