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April 23, 2014

April 23, 2014

Posted by **Cindy** on Tuesday, July 1, 2008 at 3:10pm.

(-9a^2+9a+4)-(7a^2+4)=-16a^2+9a

Help please and let me know if this correct.

- Algebra 1 -
**billy**, Tuesday, July 1, 2008 at 3:25pmIt's correct.

- Algebra 1 -
**Cindy**, Tuesday, July 1, 2008 at 3:31pmthanks you

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