I say its 11. Since the distance between the two points is 11.
Hello there!
To start off this problem, let's replace f(x) with x in the equation. This gives us the following.

Subtract 3/4*x from both sides.



Now, multiply both sides by 4 to eliminate the fraction on the left side.

Your answer is B. Hope this helps! :)
Answer:

Step-by-step explanation:



180 ÷ 1.5 = 120
Check your answer - 120 × 1.5 = 180
Final answer: 120 miles.