Mark bought a new bookcase with 5 shelves. Each shelf will hold twice as many books as each shelf on the old bookcase. What is the total number of books that will be on the new bookcase when it is full?

In 2009, there were 1570 bears in a wildlife refuge. in 2010, the population had increased to approximately 1884 bears. if this trend continues and the bear population is increasing exponentially, how many bears will there be in 2018?

(05.03 mc) part a: explain why the x-coordinates of the points where the graphs of the equations y = 4x and y = 2x−2 intersect are the solutions of the equation 4x = 2x−2. (4 points) part b: make tables to find the solution to 4x = 2x−2. take the integer values of x between −3 and 3. (4 points) part c: how can you solve the equation 4x = 2x−2 graphically? (2 points)

David leaves his house to go to school. he walks 200 meters west and 300 meters north. how far is david from his original starting point?