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OpenStax, Intermediate Algebra 2e §7.5 Solve Applications with Rational Equations · Try It 10 · Algebra · Rational expressions

Solve Applications with Rational Equations · Try It 10

On a river that flows at 7 miles per hour, Danica can take a motorboat 5 miles upstream, in the same amount of time she can take her motorboat 12 miles downstream. How fast is Danica's boat in a lake?

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OpenStax, Intermediate Algebra 2e · §7.5 Solve Applications with Rational Equations · Try It 10

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