30 POINTS if f(x)=5x-6 and g(x)=x^2-4x-8, find (f+g)(x).

A. (f+g)(x) = x^2-9x-2
B. (f+g)(x) = 6x^2 - 4x - 14
C. (f+g)(x) = x^2 + x - 14
D. (f+g)(x) = x^2 - x -2

Which graph represents the equation y =4x

Starting at home, emily traveled uphill to the hardware store for 606060 minutes at just 666 mph. she then traveled back home along the same path downhill at a speed of 121212 mph. what is her average speed for the entire trip from home to the hardware store and back?

How do i find the missing angle measure in a polygon