Answer:
11+x because the equation is reversabel.
Step-by-step explanation:
Answers are in an attached photo
Answer:
4.5 mph or 9/2 mph
Step-by-step explanation:
Let x be the rate of the current
Formula: Distance = rate x time
where rate upstream =(12-x) and time =2 hours
15=(12-x)(2)
15=24–2x
2x=24–15
2x= 9
x=9/2=4.5 miles per hour (rate of current)
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Still working on the others
Answer:
I got 235, which works in perfectly into the problem...
Step-by-step explanation:
