Question 1042034
let r be Harry's rate on the freeway, then his other rate is r-20
:
note rate * time = distance
:
6r + 5(r-20) = 560
:
6r + 5r -100 = 560
:
11r = 660
:
r = 60
:
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Harry's rate on the highway is 60 mph
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note our units are all in miles and hours so the rate is mph which is miles per hour
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