To simplify the expression \(3x - x - 2\), combine like terms.
- Combine the \(x\) terms: \(3x - x = 2x\).
- So, the expression simplifies to: \[ 2x - 2 \]
Next, you can factor out a common factor:
\[ 2(x - 1) \]
Thus, the expression in its lowest terms is:
\[ 2(x - 1) \]