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September 20, 2014

September 20, 2014

Posted by **lea** on Wednesday, March 14, 2012 at 6:54pm.

- math -
**Reiny**, Wednesday, March 14, 2012 at 8:16pmstill water speed of boat --- x mph

speed of river current ---- y mph

2(x+y) = 16

x+y = 8

8(x-y) = 16

x-y = 2

add them

2x = 10

x = 5, then y = 3

state the conclusions.

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