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0
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avatar+4 

-4.2x+3 and 2.5x-6 =

 Jan 31, 2017
 #2
avatar+129657 
0

-4.2x + 3  + 2.5x - 6  =

 

-1.7x - 3

 

 

cool cool cool

 Jan 31, 2017

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