Answer
$x=-1$
Work Step by Step
A vertical line has an undefined slope, and the given line was $x=-4$. The parallel line has an undefined slope as well, so the new line would be $x=-1$.
You need to log in to continue
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.