Answer
$|x-7|=|7-x|\geq4$
Work Step by Step
$d(a,b)=|a-b|=|b-a|$ (page 7)
Now make $a=x$ and $b=7$. At least 4 means $\geq4$
$|x-7|=|7-x|\geq4$
Algebra and Trigonometry 10th Edition
by Larson, Ron
Published by
Cengage Learning
ISBN 10:
9781337271172
ISBN 13:
978-1-33727-117-2
Prerequisites - Review Exercises - Page 62: 11
Update this answer!
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.
