There is a sale on video games. The first game you buy will cost $40. Each game after that will cost $25. Which formula models this situation?

3382-299=3383- ? fill in the blank?

Astick 2 m long is placed vertically at point b. the top of the stick is in line with the top of a tree as seen from point a, which is 3 m from the stick and 30 m from the tree. how tall is the tree?

The focus of parabola is (-4, -5), and its directrix is y= -1. fill in the missing terms and signs in parabolas equation in standard form