$a=3$ and $b=5$
Work Step by Step
We are given: $-1\lt x\lt 1$ We add $4$: $-1+4\lt x+4\lt 1+4$ $3\lt x+4\lt 5$ Therefore: $a=3$ and $b=5$
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.