Answer
(x-3y)(x+2y)
Work Step by Step
$x^{2}$ -xy -6$y^{2}$=$x^{2}$ +2xy-3xy -6$y^{2}$
becouse -xy= 2xy-3xy
($x^{2}$ +2xy) +(-3xy -6$y^{2}$) group terms
x(x+2y)-3y(x+2y)=(x-3y)(x+2y)
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.