Solve the system by using Gaussian elimination with backward substitution or by reducing the matrix to reduced-row echelon form. x- y+ 2z= -14x+ z= 0 x+ 4y+ z= 4

A. (0, 1, -1)
B. No solution
C. (0, 0, 1)
D. (0, 1, 0)


Answer: D

Mathematics

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