Which shows the image of rectangle ABCD after the rotation (x, y) → (y, x)?

Let r = 3. what is the value of r + 58?

Elena and her husband marc both drive to work. elena's car has a current mileage (total distance driven) of 15,000 and she drives 23,000 miles more each year. marc's car has a current mileage of 46,000 and he drives 9,000 miles more each year. will the mileages for the two cars ever be equal? explain.

Aflute is on sale for 20% off. including the discount and 8% tax, the sales price is $216.