Answer
The solution is -$\frac{1}{3}$.
Work Step by Step
3x+1=0
3x+1-1=0-1
3x=-1
$\frac{3x}{3}$=$\frac{-1}{3}$
x=-$\frac{1}{3}$
check
3x+1=0
3(-$\frac{1}{3}$)+1=0
-1+1=0
0=0
Algebra: A Combined Approach (4th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321726391
ISBN 13:
978-0-32172-639-1
Chapter 6 - Section 6.5 - Factoring by Special Products - Exercise Set - Page 448: 81
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