Jerritt had 15 beef sticks. Leonard gave him some more. Than Jerritt had 42 beef sticks. How many beef sticks did Leonard give to Jerritt?

What is the difference between the predicted value and the actual value

Abcd is a square. what is the measure of angle bac

Liz is shipping a package to her friend. the maximum weight of a medium flat-rate box is 20 pounds, including the box which weighs 6 ounces. write and solve an inequality to describe the possible weight in pounds, w, of the contents that liz will ship to her friend if she must use a medium flat-rate box. use the drop-down menus to explain your answer.