given the system of 3 linear equations : 2X 1 + 9X 2 + 6X 3 = 2 1X 1 + 3X 2 + 4X 3 = 5 8X 1 + 8X 2 + 5X 3 = 4 what is the 3nd row of the matrix A x1 , used in cramer's rule to calculate the value of X 1 ?

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given the system of 3 linear equations :

2X₁ + 9X₂ + 6X₃ = 2

1X₁ + 3X₂ + 4X₃ = 5

8X₁ + 8X₂ + 5X₃ = 4

what is the 3nd row of the matrix A_x1, used in cramer's rule to calculate the value of X₁?

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