Answer
$-2x^2+5x-12$
Work Step by Step
By combining like terms, the given expression simplifies to
\begin{align*}
&
-2x^2+(3x+2x)+(-9-3)
\\&=
-2x^2+5x-12
.\end{align*}
Intermediate Algebra (6th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321785045
ISBN 13:
978-0-32178-504-6
Chapter 5 - Section 5.3 - Polynomials and Polynomial Functions - Exercise Set - Page 279: 40
Update this answer!
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.
