OpenStax, Elementary Algebra 2e §5.4 Solve Applications with Systems of Equations · Try It 16 · Algebra · Systems
Solve Applications with Systems of Equations · Try It 16
Translate to a system of equations and then solve: Charlie left his mother’s house traveling at an average speed of 36 miles per hour. His sister Sally left 15 minutes (1/4 hour) later traveling the same route at an average speed of 42 miles per hour. How long before Sally catches up to Charlie?
OpenStax, Elementary Algebra 2e · §5.4 Solve Applications with Systems of Equations · Try It 16
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