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help please

 Mar 24, 2020
 #1
avatar+111330 
+1

B    

 

To see this....let  x  be the number

 

Then twice the number    = 2x

 

And seven less than this  = 2x  - 7

 

And  this  is   equal to  8

 

So

 

2x  -  7    =     8

 

 

 

cool cool cool

 Mar 24, 2020

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