Solve the System. Give answer as `(x,y,z)`.

`{(-x-6y+4z = 9),(-2x+6y+3z = -39),(4x+6y+6z = -30):}`

`(x,y,z)=`

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Box 1: Enter your answer as an n-tuple of numbers. Example: (2,5.5172)
Enter DNE for Does Not Exist