Respuesta :

billgkgk

Answer:  (6,6)

Assuming that the x is not supposed to be there, the only variable is z

Step-by-step explanation:

factor the given equation as  

(z - 6)(z -6)    -6×-6= +36   -6z - 6z = -12z

set each factor equal to zero to solve for z

z-6=0  z= 6