March 23, 2017

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Posts by Hoss

Total # Posts: 2

A child in danger of drowning in a river is being carried downstream by a current that has a speed of 2.35 km/hr. The child is 0.625 km from shore and 0.800 km upstream of a boat landing when a rescue boat sets out. If the boat proceeds at its maximum speed of 18.6 km/hr ...
February 5, 2012

whats the subsitution method for: 7x+63y=12 x=3-9y
May 11, 2011

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