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December 21, 2014

December 21, 2014

Posted by **James** on Wednesday, August 3, 2011 at 1:02pm.

- Math -
**PsyDAG**, Wednesday, August 3, 2011 at 2:12pmC + R = 107 Therefore R = 107-C

4R - 2C = 56

Substitute 107-C for R in second equation and solve for C. Insert that value into the first equation and solve for R. Check by inserting both values into the second equation.

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