<h2>hope it helps you please mark me as brainliest </h2>
Answer:
Distance of the trail from the start to the end is
miles
Step-by-step explanation:
Distance from the start of a trail to the bird lookout point=
miles
Distance from the bird lookout point to the end of the trail =
miles
We want to find the difference of the trail from the start to the end, that is, how far is the starting point from the end point.
The distance between the start and end points

miles
You can get the different results for the same equation if one of the results is a variable. This is because, in this problem, x=12.