HELP ME PLEASE I'LL GIVE OUT BRAINLIST.

Brook states that the distance on the line is 4 units. caleb states that the whole line does not have a distance because it continues on forever. vivian states that the line is 6 units long. which distance did brook measure? which distance did vivian measure?

If f(x) = x+8 and g(x) = 4x- 3, find (f+g)(x)

Segment wx is shown explain how you would construct a perpendicular bisector of wx using a compass and a straightedge