Answer
14x + 18
Work Step by Step
( 3$x^{2}$ + 5x - 8 ) + ( 5 $x^{2}$ + 9x +12 ) - ( 8$x^{2}$ -14)
3$x^{2}$ + 5x - 8 + 5$x^{2}$ + 9x + 12 -8$x^{2}$ + 14
3$x^{2}$ + 5$x^{2}$ -8$x^{2}$ + 5x + 9x -8 + 12 + 14 combine like terms
14x + 18
Algebra: A Combined Approach (4th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321726391
ISBN 13:
978-0-32172-639-1
Chapter 5 - Section 5.4 - Adding and Subtracting Polynomials - Exercise Set - Page 372: 43
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.
