The airplane was 32,000 feet above sea level. it landed in a valley 100 feet below sea level. write an integer to express the change in the altitude

- 32,100 ft

Step-by-step explanation:

Initial Altitude = 32,000 ft above sea level = +32,000 feet

Final Altitude = 100 ft below sea level = -100 ft

Altitude change,

= final altitude - initial altitude

=  - 100 - (32,000)

=  - 32,100 ft

e.

step-by-step explanation:

because there are always 10 numbers in a phone number.