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Q: Select the correct difference. -3z 5 - (-7z 5)
A: -3z^5 - (-7z^5) =-3z^5+7z^5 =-z^5+-z^5+-z^5+z^5+z^5+z^5+z^5+z^5+z^5+z^5 =z^5+z^5+z^5+z^5 =4z^5
Question
Asked 6/23/2011 11:05:01 AM
Updated 8/13/2014 8:23:00 AM
Rating
3
-3z^5 - (-7z^5)
=-3z^5+7z^5
=-z^5+-z^5+-z^5+z^5+z^5+z^5+z^5+z^5+z^5+z^5
=z^5+z^5+z^5+z^5
=4z^5
Added 8/13/2014 8:23:00 AM
This answer has been confirmed as correct and helpful.

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Question
Updated 6/21/2015 1:10:52 PM
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This answer has been confirmed as correct and helpful.
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