Solve the system of equations using matrices (row operations). If the system has no solution, say that it is inconsistent.
?
A. x = 
, y = -2, z = 0, w = 
; 
B. x = 1, y = -2, z = 0, w = 3; (1, -2, 0, 3)
C. x = -1, y = - 
, z = 0, w = 
; 
D. x = 
, y = - 
, z = 0, w = 
; 
Answer: B
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Evaluate the equation. 
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