Using a special discount, you download 15 songs for $10.68. The regular price of each song is $0.89. What is the percent of the discount?

Brook states that the distance on the line is 4 units. caleb states that the whole line does not have a distance because it continues on forever. vivian states that the line is 6 units long. which distance did brook measure? which distance did vivian measure?

One positive number is 9 more than twice another. if their product is 95, find the numbers

If a || b and e || f , what if the value of y ?