Lemma
EasyRational expressions
OpenStax, Elementary Algebra 2e §8.8 Solve Uniform Motion and Work Applications · Try It 1 · Algebra · Rational expressions

Solve Uniform Motion and Work Applications · Try It 1

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?

~5 minWritten answer · compare with the solution

OpenStax, Elementary Algebra 2e · §8.8 Solve Uniform Motion and Work Applications · Try It 1

Stuck? A gentle nudge

No hints for this one.

Something off?
Workspace
Your working

Check your full solution

Upload photos of your handwritten work or a PDF, and Lemma will read it and tell you whether it's right — and where it first goes wrong if not.