What is the magnitude of -3 +4i?

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.

School has 204 sixth grade students. if the sixth grade is 30% of the total school, how many students are in the middle school?

Solve for x and select the correct answer