Reduce the quadratic equation 4y²z²–x–24y–6z+45=0 to one of the standard forms.
a) 4y²z²–x–24y+6z+45=0
b) 4y²z²+x–24y–6z–45=0
c) 4y²z²+x+24y+6z−45=0
d) 4y²z²+x–24y–6z+45=0