How do you write the sum of the product 2r+r+s+2r of two factors

Mary works for a company that ships packages and must measure the size of each box that needs to be shipped. mary measures a box and finds the length is 7 inches, the width is 14 inches, and the height is 15 inches. what is the volume of the box? [type your answer as a number.]

Look at the following graph of the given equation. determine whether the equation is a function. explain why or why not.

Which expression is equivalent to sq-80