6b^2 -13b+3=-3 6b^2 -13b+3+3=-3+3 6b^2 -13b+6=0 (2b )(3b ) ( -3)( -2) (2 b-3) (3 b-2) = 0 Solve: (2 b-3)=0 2b-3+3=0+3 2b=3 2b/2=3/2 b=3/2 Solve: (3 b-2) = 0 3b-2+2=0+2 3b=2 3b/3=2/3 b=2/3