Precalculus (6th Edition) Blitzer

Published by Pearson
ISBN 10: 0-13446-914-3
ISBN 13: 978-0-13446-914-0

Chapter P - Section P.1 - Algebraic Expressions, Mathematical Models, and Real Numbers - Exercise Set - Page 18: 94



Work Step by Step

Start with given expression: $6-5[8-(2y-4)]$. Distribute negative through terms in inner parentheses: $6-5[8-2y+4]$. Distribute $-5$ through brackets: $6-40+10y-20$. Combine like terms and simplify: $10y-54$.
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