Answer
-6y+7
Work Step by Step
Distribute the negative sign to the parentheses and then combine like terms.
(y-2)-(7y-9)
y-2-7y+9
(y-7y)+(-2+9)
-6y+7
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: 64
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