Solve for x. Help me out because I haven’t been paying attention all year

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.

Asphere has a diameter of 10 in. what is the volume of the sphere?

Write the pair of fractions as a pair of fractions with a common denominator