tolong pake caranya ya

[tex] {x}^{2} - 4x + 3 = x - 3 \\ {x}^{2} - 5x + 6 = 0 \\ (x - 3)(x - 2) = 0 \\ x1 = 3 \\ x2 = 2 \\ 3 + 2 = 5[/tex]