Find the solution (x, y, z) for the system of equations: 5x + 4y - 8z = 1 7x - 9y + z = -1 2x + 3y - 4z = 1

SSC SSC CGL Tier 1 Medium Linear Equations MCQ

Question

Find the solution (x, y, z) for the system of equations:
5x + 4y - 8z = 1
7x - 9y + z = -1
2x + 3y - 4z = 1

Options

A.

x = -1, y = 1, z = 1

B.

x = 1, y = 1, z = 1

C.

x = 1, y = -1, z = 1

D.

x = 1, y = 1, z = -1

linear equationssimultaneous equationsalgebra3 variables

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