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#39790

applications

linear

easy

20 sec

The line graphed in the $x y$ -plane below models the total cost, in dollars, for a cab ride, $y$ , in a certain city during nonpeak hours based on the number of miles traveled, $x$ . If a passenger takes a cab ride for 7 miles, how much more would they pay compared to a 3-mile cab ride?

• Up to 5 characters (6 if negative). Only numbers, decimal (.), fraction (/), negative (-).
• Fractions must be in lowest terms.
• Mixed numbers must be converted to improper fractions.