[tex] {x}^{2} - 3x - 18[/tex] ​

Hi friend ❤️..

Hope this helps you ❤️✌️..

Please mark as brainliest ❤️..

Step-by-step explanation:

x²-3x-18

18x²

/\

-6x. -3x

x²-6x-3x-18

x(x-6)3(x-6)

(x+3)(x-6)

x+3=0. x-6=0

x=-3.// x=+6//

hope it's help u