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7/9 + x = 1 1/9

 Mar 24, 2016
 #1
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1 + 1/9   = 10/9     so

 

7/9 + x  = 10/9     subtract 7/9 from both sides

 

x = 3/9  =  1/3

 

 

 

cool cool cool

 Mar 24, 2016

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