Answer
$-x-6$
Work Step by Step
We are given that $f(x)=x-5$ and $g(x)=2x+1$.
We know that $(f-g)(x)=f(x)-g(x)$.
Therefore, $(f-g)(x)=f(x)-g(x)=(x-5)-(2x+1)=x-2x-5-1=-x-6$.
Intermediate Algebra (6th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321785045
ISBN 13:
978-0-32178-504-6
Chapter 9 - Review - Page 596: 2
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