The algebraic expression can be broken down into multiple parts. The "5 more than" can be represented as "+5", and "a number" can be represented as "x". Putting these together gives you the expression "x+5". And that matches the expression given in choice D.
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.]