Answer:
Step-by-step explanation:
The ans is 13 to 7
Answer:
No is your answer
Step-by-step explanation:
Hey!
Let's write the problem,

Multiply both sides by

in order to undo the fraction.


Let's switch sides so that we end up with

on the left side.

Divide both sides by

.

Our final answer would be,

Thanks!
-TetraFish
Answer: After 5 minutes, the plane is at 20,000 feet. It descended a total of 10,000 feet.
Step-by-step explanation:
f = feet above ground
r = rate of descent
m = minutes
f = 30000 - r · m
f = 30000 - 20000m
After five minutes:
f = 30000 - 2000(5)
f = 30000 - 10000
f = 20000