Answer
$3x+4 = 7$ Solution: $x=1$
Work Step by Step
1. $3x+4=7$
2. Subtract 4 from both sides: $3x=3$
3. Divide both sides by 3: $x=1$
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 56: 14
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