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December 19, 2014

December 19, 2014

Posted by **Rose** on Tuesday, January 24, 2012 at 8:07pm.

- Algebra -
**Steve**, Wednesday, January 25, 2012 at 12:13pmwe have two cars, Slow and Fast.

f travels 4 hours at a speed of s+15

distance = speed * time

s*6 = (s+15)*4

6s = 4s + 60

2s = 60

s = 30

So,

s goes 30mph for 6 hours = 180 miles

f goes 45mph for 4 hours = 180 miles

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