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: 15

Answer

$-8$

Work Step by Step

Start with expression: $\frac{2x+3y}{x+1},x=-2,y=4$. Plug in $-2$ for $x$ and $4$ for $y$: $\frac{2(-2)+3(4)}{-2+1}$. Simplify for answer: $\frac{-4+12}{-1}=\frac{8}{-1} = -8$.
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