SOLUTION: Bev can drive 600 miles in the same time as it takes Sue to drive 500 miles. If Bev drives 10 mph faster than Sue, when how fast does Bev drive?

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Question 209790: Bev can drive 600 miles in the same time as it takes Sue to drive 500 miles. If Bev drives 10 mph faster than Sue, when how fast does Bev drive?
Answer by josmiceli(19441)   (Show Source): You can put this solution on YOUR website!
Write an equation for each one

and

given:
mi
mi
hr (call them both )
mi/hr
------------------
Rewrite equations:



and


By substitution:


hrs
and


mi/hr
and


mi/hr
Bev drives 60 mi/hr
check:



and



OK



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