Intermediate Algebra (6th Edition)

Published by Pearson
ISBN 10: 0321785045
ISBN 13: 978-0-32178-504-6

Chapter 5 - Section 5.5 - The Greatest Common Factor and Factoring by Grouping - Exercise Set - Page 295: 54

Answer

(y - 3)(x + 4)

Work Step by Step

1. Factor out the GCF for the first two monomials: xy + 4y = y(x + 4) Factor out the GCF for the last two monomials: -3x - 12 = -3(x + 4) The expression is now y(x + 4) - 3(x + 4) 2. Use the distributive property to simplify. (y - 3)(x + 4)
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