# How do you write y=-3(x-3)(x+2)?

$y = - 3 {x}^{2} + 15 x - 18$
$y = - 3 \left(x - 3\right) \left(x + 2\right)$
$\therefore y = - 3 \left({x}^{2} - 5 x + 6\right)$
$\therefore y = - 3 {x}^{2} + 15 x - 18$