Answer
$2x^{2}y-2xy-13y^{2}$
Work Step by Step
$(2x^{2}y+5xy-4y^{2})-(7xy+9y^{2})$
$=2x^{2}y+5xy-7xy-4y^{2}-9y^{2}$
$=2x^{2}y-2xy-13y^{2}$
Intermediate Algebra: Connecting Concepts through Application
by Clark, Mark; Anfinson, Cynthia
Published by
Brooks Cole
ISBN 10:
0-53449-636-9
ISBN 13:
978-0-53449-636-4
Chapter 3 - Exponents, Polynomials and Functions - Chapter Review Exercises - Page 287: 17
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.
