If it is perpendicular then the slope of it will be:

y = 1/3 x + b
-1 = (1/3)(3) + b
-1 = 1 + b
b = -2
The equation is:
Step-by-step explanation:








The answer is D.
Total number of friends = 3
Let the fare be = $ J
As it is equally divided, each friend has to pay
amount
Angela paid $5 additional as tip so her share is 
Hence,Angela paid $
in total.
lol, there are three.
Step-by-step explanation:
thanks for the points I guess.