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December 21, 2014

December 21, 2014

Posted by **awade** on Wednesday, October 24, 2012 at 9:22pm.

- Math -
**Reiny**, Wednesday, October 24, 2012 at 11:03pmspeed of westbound train -- x mph

speed of eastbound train -- x+12

1.5x + 1.5(x+12) = 174

1.5x + 1.5x + 18 = 174

3x = 156

x = 52

westbound train --- 52 mph

eastbound train ---- 64 mph

check"

1.5(52) = 78

1.5(64) = 96

78+96 = 174

answer is correct.

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