Lemma
EasyRational expressions
OpenStax, Elementary Algebra 2e §8.8 Solve Uniform Motion and Work Applications · Try It 2 · Algebra · Rational expressions

Solve Uniform Motion and Work Applications · Try It 2

Judy can pilot her powerboat 5 miles into a 7 mph wind in the same amount of time she can cover 12 miles with a 7 mph tailwind. What is the speed of Judy’s boat without a wind?

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OpenStax, Elementary Algebra 2e · §8.8 Solve Uniform Motion and Work Applications · Try It 2

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