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Back to 7.5 Solve Applications with Rational Equations

7.5 Exercise 17

Avg difficulty 2.5

Link has an electric bike which runs at a constant speed. That speed will be reduced by the amount of any headwind and increased by the amount of any tailwind. Link can ride his bike 20 miles into a 3 mph headwind in the same amount of time he can ride 30 miles with a 3 mph tailwind. What is Link’s biking speed?

OpenStax Intermediate Algebra 2e, 7.5 Solve Applications with Rational Equations, exercise 17

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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.