Dudley is biking. He wants to cover 40 miles. If he travels 30 miles every 2 hours, what is the equation of a line that models y, the number of miles he has left to travel, after biking x hours?
A. y = -15x – 40
B. y = -30x + 40
C. y = -15x + 40
D. y = 30x – 40
I need answers as soon as possible .
Thanks

Answer:

y=40-15x

Step-by-step explanation:

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