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Mathematics, 02.11.2020 16:30 Chente379
Elena bikes 20 minutes each day for exercise. Write an equation to describe the relationship between her distance in miles, D, and her biking speed, in miles per hour, when she bikes:
A.) At a constant speed of 13 miles per hour for the entire 20 minutes.
B.) At a constant speed of 15 miles per hour for the first 5 minutes, then at 12 miles per hour for the last 15 minutes.
C.) At a constant speed of M miles per hour for the first 5 minutes, then N miles per hour for the last 15 minutes.
Plz answer ASAP!
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