Answer: the answer is 31
Explanation:
First you calculate what's in parentheses:
(7+1)2-(11+32)=4
(8)2-(43)=4
Then you do the multiplication Of 8 and 2
16-43=4
Finally you put the 4 on the other side and it becomes negative and you subtract them all to get the final answer
16-43-4=0
31