2. For the function y = 1/2x + 6, if the input is x = -4, the output is y = A)-8
B)-2
C)1
D)4

!! 10 ! a westbound jet leaves central airport traveling 635 miles per hour. at the same time, an eastbound plane departs at 325 miles per hour. in how many hours will the planes be 1900 miles apart?

If y varies directly as x2 and y=6 when x=6, find the constant of variation.

Select the two pairs of figures that are similar.