Which rule would result in a clockwise rotation of 90° about the origin? (x, y) → (x, -y)
(x, y) → (x + 4, y + 4)
(x, y) → (y, x)
(x, y) → (4x, 4y)

John checked his watch and said that it is thursday, 7 am. what will the day and time be 2006 hours plzzz i will give you 100 points

At the electronics store you have a coupon for 20% off up to 2 cds you buy for cds with the original cost of $10.99 each the sales tax is 5% what is the total cost of your purchase

Carlos spent 1 1/4 hours doing his math homework he spent 1/4 of his time practicing his multiplication facts how many hours to carlos been practicing his multiplication facts