A graphic design firm placed two orders for computers from Apple Inc. For their web design department, they purchased 2MacBook Pro notebooks and 4iMac desktops for a total order price of $14,794. For their graphic arts department they purchased 3MacBook Pro notebooksand 5 iMac desktops for a total order price of $19,892. Assume the prices of the computers did not change between orders. a. Create a system of equations to model this situation. Be sure to state what your variables represent.