Answer
Linear function.
Work Step by Step
As $x$ increases by $5$, then $y$ decreases by $-3$.
The rate of change is constant.
Hence, the table is linear function.
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.