In this task you will be given an arithmetic operation and you have to find its answer. The operators '+' and '-' have been replaced with new symbols. Specifically, '+' has been replaced with the symbol '@' and '-' with the symbol '#'. You need to perform the operations in the given equation return the answer

7539 # 9710 # 800 # 5609
-8580

8053 # 8275 @ 3672 # 7233 @ 8748 # 1270 # 6997 # 7566 @ 5689
-5179

1225 # 1988 # 1450 # 3833 # 4404 # 6286 # 2602

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
-19338

