To solve the equation \(10x - 8x = 12\), first simplify the left side:
\[ 10x - 8x = 2x \]
So the equation becomes:
\[ 2x = 12 \]
Next, divide both sides by 2 to isolate \(x\):
\[ x = \frac{12}{2} \]
This simplifies to:
\[ x = 6 \]
Thus, the solution is:
\[ \boxed{6} \]