Find the value of x in the following system of equations: 2x−3y=9x=4+y

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.

Tom travels between the two mile markers shown and then finds his average speed in miles per hour. select the three equations that represent this situation.

Suppose the equation ||x-a|-b|=2008 has 3 distinct real roots and a not =0. find the value of b.