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April 20, 2014

April 20, 2014

Posted by **Katy** on Tuesday, October 11, 2011 at 8:43pm.

- Algebra -
**Reiny**, Tuesday, October 11, 2011 at 10:23pmIf you meant it the way you typed it there is no restriction.

if you mean 8/(9x) + 7 , then x≠0

if you meant 8/(9x+7) , then x ≠ -7/9

see how important correct placement of brackets is ?

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