Once a week, you either rent a move for $4 or see a movie in a theater for $9. Let r represent the number of movies you rent in a year (52 weeks). Write and simplify an expression in terms of r for the total amount you spend on movies during the year.

What is the vertex form of f(x) = x2 + 6x + 3

If f(x)=2x-6 and g(x)=3x+9, find (f-g)(x)

Aswimming pool is a rectangle with semicircles on the end. the rectangle is 12 meters wide and 30 meters long. the diameter and width of the swimming pool are equal. sketch and label an overhead diagram of the swimming pool. find the area of the swimming pool floor.