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April 18, 2014

April 18, 2014

Posted by **Jan** on Friday, October 26, 2012 at 11:36am.

- math -
**Reiny**, Friday, October 26, 2012 at 12:29pmh + f = 120

h + p = 230

p = 6h

plug p = 6h into the second

h + 6h = 230

7h = 230

h = 230/7

p= 6(230/7) = 1380/7

into 1st

230/7 + f = 120

f = 120-230/7 = 610/7

h = 230/7

f = 610/7

p = 1380/7

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