Answer
$x=-1$
Work Step by Step
$$\sqrt{x+5}-\sqrt{3x+7}=0$$
Rewrite as:
$$\sqrt{x+5}=\sqrt{3x+7}$$
Note from the graph, intersection point is at $(-1,2)$. So the solution is $x=-1$.
Big Ideas Math - Algebra 1, A Common Core Curriculum
by Larson, Ron; Boswell, Laurie
Published by
Big Ideas Learning LLC
ISBN 10:
978-1-60840-838-2
ISBN 13:
978-1-60840-838-2
Chapter 10 - Radical Functions and Equations - 10.3 - Solving Radical Equations - Exercises - Page 564: 26
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.
