Bodhi has a collection of 175 dimes and nickels. the collection is worth $13.30. which equation can be used to find n, the number of nickels in the collection?

Using the side-splitter theorem, daniel wrote a proportion for the segment formed by luke segment de. what is ec?

Tom can paint the fence in 12 hours, but if he works together with a friend they can finish the job in 8 hours. how long would it take for his friend to paint this fence alone?

How is this equation completed? i cannot find any examples in the book.