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January 20, 2017
Posted by **pavleen** on Thursday, February 24, 2011 at 5:01pm.

(3x^2y-5xy+12xy^2)-(5xy^2+4xy)

3x^2y - xy + 17xy^2

- math -
**Helper**, Thursday, February 24, 2011 at 5:13pm3x^2 y - 5xy + 12x y^2 - 5x y^2 - 4xy

3x^2 y + 7x y^2 - 9xy - math -
**Anonymous**, Monday, March 26, 2012 at 8:51am12xy + 2y

_________

-2y