Answer
22
Work Step by Step
$n+2m \\\\ -2+ 2(12) \\\\ -2+24=22$
We follow the instructions to plug 12 in for m and -2 in for n. We simplify to get an answer of 22.
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 - 2-4 Solving Equations With Variables on Both Sides - Practice and Problem-Solving Exercises - Page 108: 64
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