Find the mean in terms of x. 3x-2, 12x+9 and -6x+5. Make sure you simplify your final answer and write your x term first in your final answer.

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