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December 20, 2014

December 20, 2014

Posted by **Nixie** on Friday, September 28, 2012 at 8:44pm.

- Algebra -
**Reiny**, Saturday, September 29, 2012 at 12:09amlet one be $x

the other $ (2000-x)

.09x + .06(2000-x) = 129

times 100

9x + 6(2000-x) = 12900

9x + 12000 - 6x = 12900

3x = 900

x=300

$300 was invested at 9%, and 1700 was invested at 6%

check:

.09(300) + .06(1700) = 129

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