+0  
 
0
399
2
avatar+80 

[2x]=[y]

[2x+3y]=12

 Oct 28, 2017
 #1
avatar+96956 
0

Huh?

 Oct 28, 2017
 #2
avatar+27470 
+1

This might mean solve using a matrix approach:

 

.

.

 Oct 28, 2017

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