OpenStax, Intermediate Algebra 2e §7.5 Solve Applications with Rational Equations · Exercise 51 · Algebra · Rational expressions

Solve Applications with Rational Equations · Exercise 51

Solve the application problem provided.

Dana enjoys taking her dog for a walk, but sometimes her dog gets away, and she has to run after him. Dana walked her dog for 7 miles but then had to run for 1 mile, spending a total time of 2.5 hours with her dog. Her running speed was 3 mph faster than her walking speed. Find her walking speed.

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OpenStax, Intermediate Algebra 2e · §7.5 Solve Applications with Rational Equations · Exercise 51

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