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April 20, 2014

April 20, 2014

Posted by **rosalind** on Wednesday, November 2, 2011 at 12:09am.

- Pre-algebra -
**Steve**, Wednesday, November 2, 2011 at 11:36amin n days, he runs 2.5n miles

he has already run 25 miles

so, after n more days, he will have run

25 + 2.5n miles

If that totals 275 moles, then

25 + 2.5n = 275

2.5n = 250

n = 100

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