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 - Test - Page 111: 12



Work Step by Step

Distribute 5 to obtain: $=15x-20y-(2x-y)$ Subtract each term of $(2x-y)$ to obtain: $=15x-20y-2x-(-y) \\=15x-20y-2x+y$ Combine like terms to obtain: $=(15x-2x) + (-20y+y) \\=(15-2)x + (-20+1)y \\=13x+(-19)y \\=13x-19y$
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