I don’t know if I got this right if not how do I do this?

If c(x) = 4x – 2 and d(x) = x2 + 5x, what is (cxd)(x)

Which equation represents a line that is parallel to the line whose equation is 3x-2y=7( show all work)

Due to financial difficulties the owner of 4 skateboard stores is going to close 2 of his stores. based on the money earned at each store, which two stores should remain open?