Monday

September 22, 2014

September 22, 2014

Posted by **Sarah** on Sunday, July 29, 2007 at 9:54pm.

3x^2 - 27

3x^2-27=0

27+(3x^2-27)=0+27

3x^2=27

(3x^2)/3=27/3

x^2=9

x=3

Since there is 3x^2, one term must contain 3x and the other x. 27 factors into 3*3*3 or 3*9. With this information, you should be able to factor it yourself.

I hope this helps. Thanks for asking.

- Algebra -
**Anonymous**, Monday, April 15, 2013 at 2:27pmX/4+x/5=27

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