Answer
Does not make sense.
Work Step by Step
$x-4$ can be written as $x+(-4)$.
Now, applying the commutative property of addition, this is equal to
$-4+x,$
(not $4-x).$
In other words, subtraction is NOT commutative.
Does not make sense.
Introductory Algebra for College Students (7th Edition)
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-13417-805-X
ISBN 13:
978-0-13417-805-9
Chapter 1 - Section 1.4 - Basic Rules of Algebra - Exercise Set - Page 54: 89
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