+0  
 
0
892
1
avatar

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

 Jul 1, 2015

Best Answer 

 #1
avatar+33615 
+5

Not in this world!

 

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

.

 Jul 1, 2015
 #1
avatar+33615 
+5
Best Answer

Not in this world!

 

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

.

Alan Jul 1, 2015

5 Online Users

avatar
avatar
avatar
avatar