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December 21, 2014

December 21, 2014

Posted by **Britt** on Sunday, April 19, 2009 at 1:29pm.

I keep trying and I keep getting the wrong answer. I keep getting x=19000 and that is not correct

.10=.9(x/15000)+.14[(1-x)/15000]

- Math -
**Reiny**, Sunday, April 19, 2009 at 2:41pmmultiply each term by 15000

1500 = .9x + .14(1-x)

expand, collect like terms ...

I get x = 1973.5

which when substituted into the original equation will satisfy it.

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