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(9,-7) is a solution of 9x-6y=18

 Jul 1, 2015

Best Answer 

 #1
avatar+33654 
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Not in this world!

 

9*9 -6*(-7) = 81 + 42 = 123

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 Jul 1, 2015
 #1
avatar+33654 
+5
Best Answer

Not in this world!

 

9*9 -6*(-7) = 81 + 42 = 123

.

Alan Jul 1, 2015

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