Answer:
After doing the math, I came up with B and/or C could be the answer
The answer would be B 21/4
Question 4: a ray is formed by an endpoint and a line starting at the endpoint and going on forever in one direction
We cannot see angle MBW to be able to classify it
K=8k+28
subtract 8k from both side
-7k = 28
divide both side by -7
k= -4