Elementary Technical Mathematics

Published by Brooks Cole
ISBN 10: 1285199197
ISBN 13: 978-1-28519-919-1

Chapter 5 - Section 5.2 - Simplifying Algebraic Expressions - Exercise - Page 218: 38



Work Step by Step

To combine like terms, add the coefficients. $3x^2-5x-2+4x^2+x-4+5x^2-x+2=(3+4+5)x^2+((-5)+1+(-1))x+((-2)+(-4)+2)=12x^2-5x-4$
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After 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.