Answer
$n=8$
Work Step by Step
We start with the given equation: $2n+7=23$
We subtract $7$ from both sides of the equation: $2n+7-7=23-7$
$2n=16$
Next, we divide by $2$ on both sides of the equation: $\frac{2n}{2}=\frac{16}{2}$
$n=8$
Geometry: Common Core (15th Edition)
by Charles, Randall I.
Published by
Prentice Hall
ISBN 10:
0133281159
ISBN 13:
978-0-13328-115-6
Chapter 13 - Probability - Get Ready! - Page 821: 11
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