Answer
$x=4,9$
Work Step by Step
$x^{2}-13x+36=0$
$(x-4)(x-9)=0$
$x=4,9$
Factor by trial and error for this trinomial. Then solve for $x$ by setting each value equal to zero.
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.