Introductory Algebra for College Students (7th Edition)

Published by Pearson
ISBN 10: 0-13417-805-X
ISBN 13: 978-0-13417-805-9

Chapter 1 - Section 1.4 - Basic Rules of Algebra - Exercise Set - Page 53: 46



Work Step by Step

RECALL The distributive property states that for any real numbers a, b, c, and d: $a(b-c+d)=ab-ac+ad$ Use the distributive property by multiplying $4$ to each term of the trinomial factor to obtain: $=4(5x) - 4(3) + 4(7y) \\=20x-12+28y \\=20x+28y-12$
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