Andre purchased six dog leashes and six cat brushes for $45.00 for Elena to use while pampering the pets. Later in the summer, he purchased three additional dog leashes and two cat brushes for $19.00.
Based on this information, figure out the price of each item. Explain your reasoning.

With number 11 ( show how you got the answer)

Mason and christian go to the movie theater and purchase refreshments for their friends. mason spends a total of $45.75 on 3 bags of popcorn and 6 drinks. christian spends a total of $71.50 on 6 bags of popcorn and 4 drinks. write a system of equations that can be used to find the price of one bag of popcorn and the price of one drink. using these equations, determine and state the price of a drink, to the nearest cent.

In the diagram, ab is tangent to c, ab = 4 inches, and ad = 2 inches. find the radius of the circle.