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) Question 1
`{(4x-6y-4z = 18),(8x+6y+2z = 12),(-16x+6y-z = -69):}`
`(x,y,z)=`
Enter DNE for Does Not Exist `(3,-3,3)`