Question

Hi everyone! I need help with College Algebra. Can you tell me if I did this right?

Answer 1

3x²-12x+9=0
3(x²-4x+3)=0
x²-4x+3=0
x²-4x=-3
x²-4x+4=-3+4
(x-2)²= 1
x-2= 1
x   =3