+0  
 
+5
511
1
avatar

70x + 995 = 1,247

 Oct 7, 2015
 #1
avatar+495 
0

70x + 995 = 1,247

        -995     -995

 

70x = 252

/70     /70

 

x = 3.6

 Oct 7, 2015

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