Try another version of this question Solve the System. Give answer as `(x,y,z)`. Get help: Box 1: Enter your answer as an n-tuple of numbers. Example: (2,5.5172)
`{(x-2y-6z = -6),(2x+2y-3z = -6),(-4x+2y+4z = 18):}`
`(x,y,z)=`
Enter DNE for Does Not Exist `(-4,1,0)`