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)
`{(3x-4y+6z = -21),(6x+4y+5z = -6),(-12x+4y+2z = 48):}`
`(x,y,z)=`
Enter DNE for Does Not Exist `(-3,3,0)`