HELP THIS IS THE FINAL QUESTION ill put 30 points for this one as well if you can please provide an explanation because I have my eoc coming soon and i want to see how to do the problem. Thank you and have an amazing day!!

Answer these questions showing your work plz

Each of the walls of a room with square dimensions has been built with two pieces of sheetrock, a smaller one and a larger one. the length of all the smaller ones is the same and is stored in the variable small. similarly, the length of all the larger ones is the same and is stored in the variable large. write a single expression whose value is the total area of this room. do not use any method invocations.

Rewrite so the subject can be y in the formula d=m-y/y+n