To solve the expression \(-6 - (-8)\), we can simplify it step by step:
- The expression \(-6 - (-8)\) is equivalent to \(-6 + 8\) (because subtracting a negative is the same as adding a positive).
- Now we compute \(-6 + 8\):
\[ -6 + 8 = 2 \]
Therefore, the answer is \(2\).