Which expression is equivalent to 2 (x + y) + 4 (x + y) + 8 (x - y) ? A) 6 (x + y) + 8 (x - y) B) 8 (x + y) + 8 (x - y) C) 2 (x + y) D) 14 (x + y)

Determine whether the following statement is true or false. If false, give a counterexample. If true, give an example. Division of integers is associative

Consider the following relation: { (1,12), (3,8), (3,11), (6,9), (7,11) }. Is this a function? * A. Yes B. No

Louise has only 5 cent, 10 cent, and 20 cent coins in her purse. She has 30 coins in total, and she has two more 10 cent coins than 5 cent coins. If the total value of her coins is $3:80, how many 10 cent coins does she have?

20 yards equals how many meters and how do you get that answer

Drew bout a chemistry book for $30. Later that book was marked down by 20%. By how much has the value been decreased

5a - 2 (a + 2) simplify the expresion

A gourmet pizza café sells three pizzas three sides of pizza if you buy three sizes it cost 46.24 A medium pizza cost $15.75 and a large pizza cost $17.50 how much does the small pizza cost

William is putting up signs on the edge of the road every 1/16 of a mile. He just put a sign down and he has 7/8 of a mile of road left in which to place his signs. He wants to determine how many more signs he should put on the edge of the road.

A small cargo plane currently has 145 pounds of cargo aboard. In addition, n boxes weighing 50 pounds each will be brought aboard. Suppose that the total weight of the cargo on board must be less than p pounds.

What is the mean absolute deviation for the data set? {10, 15, 18, 8, 4} 3.8 3.9 4.2 4.4