SOLUTION: using x, y, z and w, for the variables, write the system of linear equations represented by the given augmented matrix:
9 1 0 8|6
-1 5 1 0|-12
7 0 0 3|-9
0 4 0 -4|8
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Question 58744: using x, y, z and w, for the variables, write the system of linear equations represented by the given augmented matrix:
9 1 0 8|6
-1 5 1 0|-12
7 0 0 3|-9
0 4 0 -4|8
Answer by checkley71(8403) (Show Source): You can put this solution on YOUR website!
9X+Y+8W=6
-X+5Y+Z=-12
7X+3W=-9
4Y-4W=8
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