Answer
See the graph
Work Step by Step
Given: $y=-x$
Make a table of values. Then draw the graph.
$x=0 \rightarrow y=0$
$x=-40 \rightarrow y=40$
$x=-20 \rightarrow y=20$
$x=20 \rightarrow y=-20$
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.