Answer:
I believe that it is A
Step-by-step explanation:
the answer is -73
i think the answer is 2.I had a problem like this and i think u have to find out what both of them equal
80
thank you so much for the points, have a great day.
![\csc\text{B}\in(-\infty,-1]\cup[1,\infty)](https://tex.z-dn.net/?f=%5Ccsc%5Ctext%7BB%7D%5Cin%28-%5Cinfty%2C-1%5D%5Ccup%5B1%2C%5Cinfty%29)