Answer
5
Work Step by Step
$x-2$ if $x=7$ can be evaluated as follows;
Plug 7 in.
$(7)-2$
$5$
$x=5$
Prealgebra (7th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321955048
ISBN 13:
978-0-32195-504-3
Chapter 1 - Section 1.8 - Introduction to Variables, Algebraic Expressions, and Equations - Practice - Page 76: 1
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