Question

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.
Factor completely and then place the factors in the proper location on the grid.

a 2 - a - 20

Answer 1

The factored version of the equation is (a-5) (a+4)

To the rest of the questions you should add an image to help visualize what you are asking us.

hope this helps !