Answer
$x=-4$
Work Step by Step
$x+7=3$
Subtract 7 from both sides:
$x+7-7=3-7
\\x=-4$
Algebra 1: Common Core (15th Edition)
by Charles, Randall I.
Published by
Prentice Hall
ISBN 10:
0133281140
ISBN 13:
978-0-13328-114-9
Chapter 2 - Solving Equations - 2-1 Solving One-Step Equations - Lesson Check - Page 85: 1
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