There are 2 forks in the silverware drawer. There are 7 more knives than forks, and there are twice as many spoons as knives. How many pieces of silverware are there in all?
pieces of silverware

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

Apath 3 m wide runs around the inside of a square park inside 60 m.find the area of the path.pls

Trent wants to buy 2 packs of trading cards for 3 dollars each. the trading card packs that trent normally buys tend to come in packs of 6, 10, 12, or 15 cards. after selecting 2 packs, trent found that the first pack of cards cost 25 cents per card, and the second pack cost 30 cents per card. trent uses this information to write the equations below in order to compare c, the number of cards in each pack.