Answer:
The correct answer is 5.
Step-by-step explanation:
This is because if you divide 10 by 2 and -15 by 3
you get 5. Now to double check, you can do 10/5 and -15/5
This will give you 2, -3, which is the coordinates.
Hope this helps!
Answer:
B = R/x -A
Step-by-step explanation:

Hey there! The answer is 30 hours!
Work: 500 - 200 = 300
15 x 20 = 300
200 + 300 = 500