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August 23, 2014

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Posted by **Wanda** on Sunday, December 2, 2012 at 8:21am.

- Intermediate Algebra -
**bobpursley**, Sunday, December 2, 2012 at 10:18amdistance=velocity*time

distanceupstream=(29+Vs)time

distancedownstream=(29-Vs)time

set the distances to bd 140 downstream, and 92 up

140=(29+vs)time

92=(29-Vs)time

or 140/92 =(29+Vs)/(29-Vs)

92(29+Vs)=140(29-Vs) and you solve for Vs

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