Respuesta :

You are at 3000 you gain 1800 then lose 2200. so you doo 4800 minus 2200 which is 2600
Ina01
At first, she was 3000 feet above. Then, she climbed 1800 feet.
Which means 3000+1800=4800 feet
Then, she lost 2200 feet... 4800-2200=2600 feet
RELAXING NOICE
Relax