Mary started with 30 pieces of candy and gave away x pieces Bobby started with 55 pieces of candy and gave away twice as many pieces as Mary did How many pieces of candy did Mary give away if they had the same number of pieces of gum left?

Click an item in the list or group of pictures at the bottom of the problem and, holding the button down, drag it into the correct position in the answer box. release your mouse button when the item is place. if you change your mind, drag the item to the trashcan. click the trashcan to clear all your answers. find the lateral area for the prism. l.a. = 0123456789