Magic carpet charges $90 for installation and $9 per square yard of carpeting. the carpet's king's installation price $50 but the store charges $13 for each square yard. for what number of square yards of carpeting will the cost, including installation, be the same for both stores?

An episode of a television show is 60 minutes long when it originally airs with commercials. on a dvd without commercials, the episode is only 417 minutes long. how many1-minute commercials did the episode include when it originally aired? write and solve an equation to justify your answer.

There are 15 plates and each plate is either 7 or 12 inches diameter. which systems of equations do you use to find the number of 7 inch plates, x and 12 inch plates, y

Using only odd number for numerators write two different subtraction problems that have a difference of 3/4