A rectangular garden has a walkway around it. The area of the garden is 6(6.5 + 2.5). The combined area of the garden and the walkway is 7.5(8x + 4). Find the area of the walkway around the garden as the sum of two terms.

What is the vertex form of f(x) = x2 + 6x + 3

Fanny mendelssohn manages all the magazines and paperback books at a local grocery store. she prices many paperbacks to sell at $7.99. the cost to the store is $5.29. what is the markup rate on a paperback book, based on its cost?

Expresa commuter train leaves downtown sation and travels at a average speed of 55 miles per hour towards the north side sation, which is 50miles away. thirty minutes later, express commuter train #7 leaves north side and travels at a average speed of 35miles per hour towards downtown sation. at the moment the two trains pass each other, how far(in miles) is train #12 from the downtown sation and how long(in minutes) has the #12 train been traveling