\[\frac{3x}{2} - 1 = \frac{x + 3}{2}\ \ \ \ \ \ \ \ \ \ | \cdot 2\]
\[3x - 2 = x + 3\]
\[3x - x = 3 + 2\]
\[2x = 5\]
\[x = 2,5\]
\[Ответ:x = 2,5.\]