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     twice the difference of a number and 7 is at most -27

Guest Apr 11, 2017
 #1
avatar+88775 
+1

Let N be the number.....so ....

 

I'm reading this as

 

2(N - 7) ≤  -27

 

 

 

cool cool cool

CPhill  Apr 11, 2017
 #2
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thank you so much Cphill

Guest Apr 11, 2017

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