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April 21, 2014

April 21, 2014

Posted by **Anonymous** on Wednesday, July 13, 2011 at 1:39am.

- algebra -
**Reiny**, Wednesday, July 13, 2011 at 8:20amyour brackets don't match, the number of left and right brackets should be equal.

did you mean

(((2x-7))6x+9) ?

then

12x^2 - 42x + 9 is your final expression.

- algebra -
**peggy**, Thursday, July 14, 2011 at 5:03am(2x-7)(6x+9)

12x^2+18x-42x-63

12x^2-24x-63

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