73 feet per second
Steps-
Miles to cover- 50 miles = 50*5280 feet = 264,000 feet
Time it takes- 1 hour = 1*60*60 seconds = 3,600 seconds
So speed is- 264,000 feet per 3,600 seconds = 264,000 / 3,600 = 73.33 ft per second
Which equation represents a proportional relationship?
C. y=1/2x+3
Answer:

Step-by-step explanation:
So we have:

This is the same as:

Separate:

Replace the second term with i:

The square root of 66 cannot be simplified.
So, this is our answer :)
I hope this helps you
(-)×(-)=+
-(-16)
+16
The answer is B, 2m +3
Two times the number of minutes, m, would be 2m, and then if you need three more than that you would add three, resulting in the +3 part of the equation. Therefore, 2m + 3.
Hope this helps!