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October 23, 2014

October 23, 2014

Posted by **loraine** on Monday, May 14, 2012 at 12:12am.

- algebra 1A -
**PsyDAG**, Monday, May 14, 2012 at 11:42amMean = Σx/n

180 = (150+190+x)/3

Solve for x.

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