Question

I need help my parents locked me in my room untill I get this question

Answer 1

Answer:

The answer is 18.

Step-by-step explanation:

You would simplify the exponents into 9 - (-9) which you would add because of the symbols.

Answer 2

Answer:

12

Step-by-step explanation:

3 squared = 9

9 - (-3) = 12