SOLUTION: Suppose that a car rental agency gave you the following choices. Option A $30 per day plus 40¢ per mile Option B flat $50 per day (a) Write equations for cost per day c for

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Question 577446: Suppose that a car rental agency gave you the following choices.
Option A $30 per day plus 40¢ per mile
Option B flat $50 per day
(a) Write equations for cost per day c for options A and B. (Use m for distance in miles.)
c = $
. (option A)
c) Estimate the mileage for which both rates are the same.
Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
A:
+c+=+30+%2B+.4m+
B:
+c+=+50+
Here's the plot:
+graph%28+400%2C+400%2C+-5%2C+60%2C+-5%2C+60%2C+50%2C+.4x+%2B+30+%29+
The miles, m, looks like 50 where they intersect