Answer
$x=\dfrac{5}{4}$
Work Step by Step
$\sqrt{8x-1}=3$
Let's square both sides of the equation:
$(\sqrt{8x-1})^{2}=3^{2}$
$8x-1=9$
Solve for $x$:
$8x=10$
$x=\dfrac{10}{8}=\dfrac{5}{4}$
Precalculus: Mathematics for Calculus, 7th Edition
by Stewart, James; Redlin, Lothar; Watson, Saleem
Published by
Brooks Cole
ISBN 10:
1305071751
ISBN 13:
978-1-30507-175-9
Chapter 1 - Section 1.5 - Equations - 1.5 Exercises - Page 57: 94
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.
