Answer
$t\lt-4$ has a solution set that includes everything on the number line to the left of -4.
Work Step by Step
An open circle is used at -4 since -4 itself is not part of the solution set.
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.