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July 23, 2014

July 23, 2014

Posted by **Ashli** on Saturday, May 31, 2008 at 5:41pm.

- Algebra -
**DrBob222**, Saturday, May 31, 2008 at 5:51pmX = rate of Dennis

X+6 = rate of Elena

time Dennis to travel 45 = time Elena travel 63.

distance = rate x time or

time = distance/rate

45/X = 63/(X+6)

Solve for X = Dennis' speed.

X+6 = Elena's speed.

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