2x – 3 = 6 + x

2·(2x – 3) = 6 + x

$$\frac{x-1}{6}-\frac{x-3}{2}=-1$$

$$\frac{x-1}{4}-\frac{x-5}{6}=\frac{x+4}{9}$$

$$\frac{9-3x}{x-3}=x$$