-(-2) - 6 (5 - 2)
First, simplify 5 - 2 to get 3. / Your problem should look like: 2 - 6 × 3
Second, simplify 6 × 3 to get 18. / Your problem should look like: 2 - 18
Third, simplify 2 - 18 to get -16. / Your problem should look like: -16
Answer: -16