Driving along a crowded freeway, you notice that it takes a time t to go from one mile marker to the next. When you increase your speed by 5.0 mi/h, the time to go one mile decreases by 13 s. What was your original speed?(adsbygoogle = window.adsbygoogle || []).push({});

(in mph)

I did R= 1/T

and R= 1/T-13 -5/3600

However, my answer didnt make any sense at all when i combined the 2 equations. please help

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# Homework Help: I dont understand how to calculate the speed in this problem ?

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