2x - 2y - 2z = 9.

x - 6y - 3z = -28

3x - 2y - z = 16

What is x,y,z

x = 2, y =12, z = 15
x = 4, y =25, z = -30
x = -2, y =12,5, z = 15
x = 2, y =12,5, z = -15

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