deadman76751
08.10.2019 •
Mathematics
Brianna left the bookstore traveling 32 mph. then 3.2 hours later, sonya left traveling the same direction at 44.8 mph. how long until sonya catches up with brianna
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Ответ:
8 hours
Step-by-step explanation:
Let t hours be the time needed Sonya to catch up Brianna.
Sonya:
Time = t hours
Rate = 44.8 mph
Distance
miles
Brianna
Time
hours
Rate = 32 mph
Distance
miles
Note that
because Sonya must catch up Brianna.
Use formula
Hence,
Solve this equation:
Ответ:
sure
Step-by-step explanation:
what is the link?