Miss shelton does not have enough pens for each student. every 2 students share a green pen and every 4 students share a red pen. she has 15 pen in all. how many students are in her class?

8000 + 8800 + 8000 + 8 million + 80 trillion + another a katrillion equals

Which function has the domain x> -11?

The architect's side view drawing of a saltbox-style house shows a post that supports the roof ridge. the support post is 8 ft tall. the distance from the front of the house to the support post is less than the distance from the post to the back of the house. how far from the front of the house is the support post positioned?