Question: Solve each system of equations below manually by using the Gaussian elimination. 3. Problem 3 Solve each system of equations below manually by using the

Solve each system of equations below manually by using the Gaussian elimination.

3. Problem 3 Solve each system of equations below manually by using the Gaussian elimination. (a) (1 point) 3x + 2y + z = -5 2x + 3y + z =1 2x + y + 3z = 11 (b) (1 point) 21 - 12 - 13 = 4 3.T1 + 4x2 - 213 = 11 3.T1 - 2.12 + 413 = 11

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