B. On a circular nature trail.
As Manny ended up at the same point from where he started after walking 3 miles, he walked in a circle.
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Answer:
Step-by-step explanation:
<u>Substitute the values and solve for x:</u>
- 23 = 9 + 2x - 18 + x - 1
- 23 = 3x - 10
- 3x = 23 + 10
- 3x = 33
- x = 33/3
- x = 11
