Mathematics, 08.06.2021 02:30 jbernaaaaaal
A runner practices running 2 mi up a slope and
2 mi down. She runs down the slope 50% faster
than she runs up it. Let r be the runner's speed, in
miles per hour, when running up the slope. What
expression represents the time she spends running
Answers: 3
Mathematics, 21.06.2019 19:30
Tim's phone service charges $26.39 plus an additional $0.21 for each text message sent per month. if tim's phone bill was $31.64, which equation could be used to find how many text messages, x, tim sent last month?
Answers: 1
Mathematics, 21.06.2019 21:00
Simplify. 4+3/7x-2-2/7x a. 2-5/7x b. 6-1/7x c. 2+1/7x d. 6+5/7x
Answers: 1
A runner practices running 2 mi up a slope and
2 mi down. She runs down the slope 50% faster
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