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March 5, 2015

March 5, 2015

Posted by **samantha** on Thursday, February 9, 2012 at 7:22pm.

- algebra 1 -
**Steve**, Thursday, February 9, 2012 at 9:33pmlet x be the amount at 5%

4x at 9%

3600-(x+4x) at 7%

.05x + .09*4x + .07(3600-5x) = 282

.05x + .36x + 252 - .35x = 282

.06x = 30

x = 500

so, she has

500 at 5%

2000 at 9%

1100 at 7%

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