Josh went shopping for DVDs and CDs on Tuesday and Wednesday. He paid $75 for 3 DVDs and 2 CDs on Tuesday and paid $50 for 1 DVD and 3 CDs on Wednesday. If d represents the price of 1 DVD and c represents the price of 1 CD, which is a system of equations that could be used to determine the amount of each item?

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

State whether weight is a function of height for the six students and explain. a. yes, height is a function of weight because two students weigh 165 pounds but have different heights. b. no, height is not a function of weight because two students weigh 165 pounds but have different heights. c. yes, weight is a function of height because for each value of height there is one corresponding value of weight. d. no, weight is not a function of height because there is not enough data to determine a function.

George is putting trim around his rectangular deck, including the gate. he will need 44 feet of trim to do the entire deck. if the deck is 13 feet long, how wide is the deck?