Question 10874
You have to solv what's in the inner parentheses.6 squared is 36. 
3*2 squared=12 because 2 squared is 4. 4*3=12 So 36 divided by 12=3 Then do 
20-2,which is 18. Then 18*3=54 Then do what's out the parantheses. So 54-12=42

Answer:42