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July 24, 2014

July 24, 2014

Posted by **AJ** on Thursday, May 12, 2011 at 9:36am.

- Math -
**PsyDAG**, Thursday, May 12, 2011 at 11:33am5x = 2y therefore

x = 2/5y

x + y = 155

Substitute 2/5y for x in last equation and solve for y. Insert that value into the first equation and solve for x. Check by inserting both values into the last equation.

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