Answer:
Algebraic expression ;

Step-by-step explanation:
4 is subtracted from r means the same as r decreased by 4
Subtracted = -

Answer: 8365 meters.
Step-by-step explanation:
To solve this problem you must apply the proccedure shown below:
1. You have the following information given in the exercise:
- Mount St. Helen’s is 2549.652 meter above sea level.
- 1 foot=0.3048 meters
2. Let's call x the height in feet, therefore, you have:
Answer:
the first one is 201.06ft², second one is 50.27ft
Step-by-step explanation:
have a great day.