Given the function: f(x)= (3x+-x) evaluate for (f)=5

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

What is the equivalent fraction for the following fraction using 5 as the multiplier? 1/2

Simplify: -2x 3 (-4) x 6 x (-5) x (-3) x 9