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)
`{(4x+y-z = 14),(8x-y+6z = 7),(-16x-y-6z = -29):}`
`(x,y,z)=`
Enter DNE for Does Not Exist `(3,-1,-3)`