Answer
$-9x$
Work Step by Step
RECALL:
The distributive property states that for any real numbers a,b b, and c:
$(ac+bc) = (a+b)c$
Use the property above to obtain:
$-19x+10x
\\=(-19+10)x
\\=-9x$
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 1.5 - Addition of Real Numbers - Exercise Set - Page 63: 48
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