Posted by **LaShawn** on Sunday, February 3, 2013 at 3:32pm.

14z^2+81z-9

- Algebra (?) -
**PsyDAG**, Sunday, February 3, 2013 at 4:36pm
What is your question?

- Algebra -
**LaShawn**, Sunday, February 3, 2013 at 5:04pm
(a-3)(a+7)=-9

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