Answer:
12
Explanation:
When a sign is out of parenthesis and there's an opposite sign in parenthesis the sign for that number goes opposite. So... 8-(-4) ⇒ 8 + 4 ⇒ 12
+ 12
8 - (- 4) = 8 + 4 = 12
4.5m questions
5.9m answers