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December 20, 2014

December 20, 2014

Posted by **Monica** on Friday, July 5, 2013 at 2:51pm.

- math -
**Kuai**, Friday, July 5, 2013 at 4:00pmx = 4%, y = 6%

x + y = 6500

0.04x + 0.06y = 344

x + y = 6500

4x + 6y = 34400

y = 6500 - x

4x + 6(6500-x) = 34400

4x + 3900 -6x = 34400

-2x + 39000 = 34400

-2x + 39000 -39000 = 34400-39000

-2x = -4600

x = 2300

y = 4200

- math -
**Monica**, Friday, July 5, 2013 at 5:55pmThank you, Kuai!!!

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