Answer:

subtract the x from the other x and the y from the other y. Put that equation in a square root.
See the photo attached. The answer is x = 19, x = -1, so B.
Answer:
80 4 4
___ x 60 = ____ 60 = _____ x 12 = 48 questions he will need to get right.
100 5 1
Answer:
81 , 24 AND 108
Step-by-step explanation:
They both intercept at a single point, in a consistent system.