Use Gaussian elimination to solve

x + 2y + z = 10

3x 12y +z = 15

27x180y +z = 75

-

= 0, y = 0, z=0.

Z=

(Type your answer in terms of t, where z = t, and type N if there is no

solution. Simplify your answers. Use integers or fractions for any

numbers in the expressions.)

X =