Question

9) Brennen is rock climbing and is 15 feet above ground level. He descends 4 feet,

climbs back up 5 feet, and then descends 1 foot. What elevation is Brennan at after
he is finished climbing?

Answer 1

15 feet above ground.

Explanation:

15 feet - 4 feet = 11 feet

11 feet + 5 feet = 16 feet

16 feet - 1 foot = 15 feet