Back to 7.5 Solve Applications with Rational Equations

7.5 Exercise 117

Avg difficulty 2.5

Write an inverse variation equation to solve the following problems.

The cost of a ride service varies directly with the distance traveled. It costs $35 for a ride from the city center to the airport, 14 miles away.

ⓐ Write the equation that relates the cost, c, with the number of miles, m.m . ⓑ What would it cost to travel 22 miles with this service?

OpenStax Intermediate Algebra 2e, 7.5 Solve Applications with Rational Equations, exercise 117

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Adapted from Intermediate Algebra 2e © 2020 Rice University. Licensed under CC BY 4.0. Source: Intermediate Algebra 2e. Imported at revision 77a933c.