Your teacher divides the class into groups of 5 for an activity. how many possibilities are there for the group that contains you if there are 25 students in the class in all？（hint：how many remain to be chosen）

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.

Which of these is and example of a literal equation? a) 6+30=6^2 b)3x-4y c)12=9+3x d)ax-by=k

What is the gcf of 20c^3-5c^4+30c^6