Question

x(x-15)-3 = (x+6) (X-6)-18x​

Answer 1

x^2 - 15x - 3 = x^2 -36 - 18x ;
x^2 - x^2 - 15x - 3 + 36 + 18x = 0 ;
33x - 33 =0 ;
33x = 33 ;
x = 33/33 ;
x= 1.