SOLUTION: x+y+z=12 2x+y+4z=3 solve using inverse matrix

SOLUTION: x+y+z=12 2x+y+4z=3 solve using inverse matrix

Algebra.Com

Question 857748: x+y+z=12
2x+y+4z=3
solve using inverse matrix
Answer by tommyt3rd(5050) (Show Source): You can put this solution on YOUR website!
not possible, non-square matrices do not have inverses
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