# math

posted by
**Anonymous**
.

x+5y - 6z = 2

kx +y -z = 3

5x -ky +3z =7

For what values of k does the system have a unique solution

posted by
**Anonymous**
.

x+5y - 6z = 2

kx +y -z = 3

5x -ky +3z =7

For what values of k does the system have a unique solution