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February 28, 2015

February 28, 2015

Posted by **Denise** on Thursday, September 27, 2007 at 9:56pm.

- intermediate algebra -
**drwls**, Thursday, September 27, 2007 at 10:13pmx + y = 40 (number of stamps)

23 x + 37 y = 1368 (number of cents)

Solve for x and y

23 (40 -y) + 37 y = 1368

Now you only have to solve for y

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