Use Gaussian elimination to solve the linear system by finding an equivalent system in triangular form.2x + 5y + z = -263x - 3y - z = 213x + y + 3z = -11
A. (-3, -5, 1)
B. no solution
C. (1, -5, -3)
D. (1, -3, -5)
Answer: C
Mathematics
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