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October 2, 2014

October 2, 2014

Posted by **Tim** on Thursday, March 13, 2008 at 11:51pm.

20x^2-12x+15x-9

= 20x^2+3x-9

= (4x+3)(5x-3)

- Algebra -
**Leo**, Thursday, March 13, 2008 at 11:53pmYes, looks good.

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