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April 20, 2014

April 20, 2014

Posted by **jimmy** on Friday, June 29, 2012 at 8:25am.

7-z/z-5 - 4z-9/5-z

- algebra1 -
**Reiny**, Friday, June 29, 2012 at 10:30amI am sure you meant:

(7-z)/(z-5) - (4z-9)/(5-z)

= (7-z)/(z-5) + (4z-9)/(z-5)

= (7-z + 4z-9)/(z-5)

= (3z-2)/(z-5)

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