Mathematics, 12.05.2021 06:50, elijaahstepp041

Justin rode the first 30 miles of a bicycle trip at a constant rate. For the next 21 miles, he reduced his speed by 3 mph (stayed constant for the 21 miles). The total time for the trip was 6.5 hours. Find Justin's rate for each part of the trip.
Justin's rate of travel was
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mph for the first 30 miles and
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mph for the last 21 miles.

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Justin rode the first 30 miles of a bicycle trip at a constant rate. For the next 21 miles, he reduc...