OpenStax, Intermediate Algebra 2e §4.2 Solve Applications with Systems of Equations · Exercise 41 · Algebra · Systems
Solve Applications with Systems of Equations · Exercise 41
Translate to a system of equations and solve.
Sarah left Minneapolis heading east on the interstate at a speed of 60 mph. Her sister followed her on the same route, leaving two hours later and driving at a rate of 70 mph. How long will it take for Sarah’s sister to catch up to Sarah?
Its source prints no answer for this problem, so there's nothing to check against.
OpenStax, Intermediate Algebra 2e · §4.2 Solve Applications with Systems of Equations · Exercise 41
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