Kyle is traveling to Destin over spring break. The total drive is 617 miles. If he travels at a speed of 70 miles per hour, whic
h of the following functions represents the number of remaining miles, M(x), he has to travel to reach his destination after x hours?
A. M(x)=70-617x
B. M(x)=547x
C. M(x)=617-70x
D. M(x)=70x