Answer
$11.1x^{2}-7.97x+10.76$
Work Step by Step
$1.85x^{2}-3.76x+9.25x^{2}+10.76-4.21x$
Simplify the expression by combining like terms:
$(1.85+9.25)x^{2}-(3.76+4.21)x+10.76=...$
$...=11.1x^{2}-7.97x+10.76$
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 5.3 - Introduction to Polynomials - Exercise Set - Page 367: 87
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