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)
`{(2x+3y-z = 4),(4x-3y-4z = -7),(-8x-3y+4z = -7):}`
`(x,y,z)=`
Enter DNE for Does Not Exist `(2,1,3)`