SOLUTION: The cost of renting a car is $42/week plus $0.25/mile traveled during that week. An equation to represent the cost would be y=42+0.25x, where x is the number of miles traveled.

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Question 1189304: The cost of renting a car is $42/week plus $0.25/mile traveled during that week. An equation to represent the cost would be y=42+0.25x, where x is the number of miles traveled.
What is your cost if you travel 53 miles?
If your cost was $63.00, how many miles were you charged for traveling?

Suppose you have a maximum of $100 to spend for the car rental.
What would be the maximum number of miles you could travel?



Answer by ikleyn(52787)   (Show Source): You can put this solution on YOUR website!
.
The cost of renting a car is $42/week plus $0.25/mile traveled during that week.
An equation to represent the cost would be y=42+0.25x, where x is the number of miles traveled.
(a) What is your cost if you travel 53 miles?
(b) If your cost was $63.00, how many miles were you charged for traveling?
(c) Suppose you have a maximum of $100 to spend for the car rental.
What would be the maximum number of miles you could travel?
~~~~~~~~~~~~~~~~~ 

(a)  Substitute 53 instead of x into the formula and calculate.



(b)  To answer the question, solve an equation

         42 + 0.25x = 63.

     The solution is  x =  = 84 miles.



(c)  miles =  = 232.

Solved.



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