Work Step by Step
Dividing both sides by $-16$ gives $k=-8/-16=1/2$ Substituting back into the equation gives: $-16*1/2=-8$ which is indeed correct.
You can help us out by revising, improving and updating this answer.Update this answer
After 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.