Work Step by Step
To find the solution, start with 20 ft and add the 3 ft rise, the 2 ft fall, the 1 ft fall, the 4 ft fall, and the 2 ft rise. 20+3+(-2)+(-1)+(-4)+2 23-2-1-4+2 21-1-4+2 20-4+2 16+2=18
You can help us out by revising, improving and updating this answer.Update this answer
After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.