Answer
$2x^2+13x+20$
Work Step by Step
The polynomial is
$5*x + x*x + 4*5 + x*x +8*x$
Then resolve the multiplications
$ 5x + x^2 + 20 + x^2 + 8x$
And simplify
$ 2x^2+ 13x + 20$
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 - Practice - Page 361: 11
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