Thank you for posting your question here at brainly. I hope the answer will help you. Feel free to ask more questions. Based on the problem above, the minimum he needs to pull out of his sack to get a matching pair is 5
-50 miles from the place which means they are going further and further away so it is negative. And its 400 because y=mx+b the b is 400 because thats where they started. Also it said it was correct on A-p-e-x.
