Who wanna talk..pretty bored and just lost my best friend due to s. u.i. c.i. d.e

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?

I’m stuck on this equation, anyone got the answer?

What’s -11-33k and factor each expression completely