Answer
$-2 (x+12)(x-3)$
Work Step by Step
$72 - 18x - 2x^2 = -2x^2 - 18x +72 = -2 (x^2 + 9x - 36) = -2 (x^2 + 12x - 3x - 36) = - 2 (x (x+12) - 3 (x + 12)) = -2 (x+12)(x-3)$
Algebra: A Combined Approach (4th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321726391
ISBN 13:
978-0-32172-639-1
Chapter 6 - Review - Page 473: 18
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