Asked by kaylie
Rod left his house driving south. Marsha left three hours later, driving 42 km/h faster in an effort to catch up to him. After two hours, Marsha finally caught up. Find Rod's rate.
Answers
Answered by
Damon
rod
d = v * 5 hours
Marsha
d = (v+42) * 2 hours
so
5 v = 2 v + 84
d = v * 5 hours
Marsha
d = (v+42) * 2 hours
so
5 v = 2 v + 84
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