Solve y = -4x^2 - 24x + 9 algebraically

The rumpart family is building a new room onto their house. the width of the new room will be 16 feet. the length of the room will be 4% greater than the width. write an expression to find the length of the new room. what will be the area of this new room?

Which expression is equivalent to 3^3 + 2^2?

Tatiana reads 40 pages of her book every night for x number of nights. write an expression that shows the number of pages she has read