Write an equation for the following problem

Tell me how you got the it use the figures to answer questions 1and 2. in each diagram, line k is parallel to line l, and line t intersects lines. 1. based on the diagrams, what is the value of x? 2. how would you verify your answer for x?

Determine whether the set of whole numbers is closed under addition. explain why the set is or is not closed. give an example.

If the sales price of a dvd is $20 and the markup is 34%, what is the cost of the dvd?