Answer
-6x-11
Work Step by Step
Distribute the negative sign to the parentheses and then combine like terms.
(x-2)-(7x+9)
x-2-7x-9
(x-7x)+(-2-9)
-6x-11
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 5 - Section 5.1 - Adding and Subtracting Polynomials - Exercise Set - Page 349: 56
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