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April 29, 2016
Posted by **crystal** on Monday, March 16, 2009 at 10:43am.

- college algebra -
**MsPJ**, Monday, March 16, 2009 at 1:11pmThe bars on either side are absolute value bars. This just basically means the distance from 0 on a number line. It will always be positive (unless the - sign is on the outside of the bars.) So just remove the - sign...the answer is 2.8xy

- college algebra -
**Anonymous**, Monday, March 16, 2009 at 4:11pmhello