Bryan had 20x dollars. he spent 3x dollars for breakfast, $5 for maps and 6x dollars for a guide book. find the amount of money bryan had left in terms of x. and show work .

Marquise has 200 meters of fencing to build a rectangular garden. the garden's area (in square meters) as a function of the garden's width w w (in meters) is modeled by: a ( w ) = − w 2 + 1 0 0 w a(w)=−w 2 +100w what side width will produce the maximum garden area? meters