Answer
$-6m^7+7m^6-3x^4-4m^2$
Work Step by Step
$(2m^7+3x^4+7m^6)-(8m^7+4m^2+6x^4)$
$=2m^7+3x^4+7m^6-8m^7-4m^2-6x^4$
$=2m^7-8m^7+7m^6+3x^4-6x^4-4m^2$
$=-6m^7+7m^6-3x^4-4m^2$
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 - Review - Page 405: 76
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