Answer:
r=4
Step-by-step explanation:
15r-6r=36
9r=36
r=36/9
r=4
The time taken to ascend from the initial height to the final height; Time taken = 5 minutes
<h3>What is the time taken?</h3>
We are given;
Initial Height = 6000 ft
Final height = 6600 ft/min
Speed = 6600 ft/min
Now, the time taken to ascend from the initial height to the final height;
Time taken = (39000 - 6000)/6600
Time taken = 5 minutes
Read more about Time taken at; brainly.com/question/17146782
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Answer: He drove 139 miles.
Step-by-step explanation:
0.98x + 20.95= 157.17 where x is the number of miles driven.
-20.95 =-20.95
0.98x = 136.22
x= 139
Answer: (x - 2y) + 3
Step-by-step explanation: The quantity x minus 2y is (x - 2y), then we add 3.