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If 3(+ 1) = 7, find the value of 3x.

The value needed for this equation is 

 Feb 2, 2015

Best Answer 

 #1
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3(x + 1) = 7,

3x+3=7

3x=4

 Feb 2, 2015
 #1
avatar+118608 
+5
Best Answer

3(x + 1) = 7,

3x+3=7

3x=4

Melody Feb 2, 2015

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