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1. Determine whether each ordered triple is a solution of the system of equations. 1.) 2x - 5y + 5z = 17 x - 2y

1. Determine whether each ordered triple is a solution of the system of equations. 1.) 2x - 5y + 5z = 17 x - 2y + 3z = 9 -x + 3y = -4 a) (-1, 1, 2) b) (1, - 1, 2 )

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