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: 4

Answer

$20$

Work Step by Step

Start with given expression: $8x-y,x=3,y=4$. Substitute $3$ in for $x$ and $4$ in for $y$: $8(3)-4$. Simplify for answer: $24-4=20$.
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