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: $\frac{-4+12}{-1}=\frac{8}{-1} = -8$.
Precalculus (6th Edition) Blitzer
by Blitzer, Robert F.
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 17: 15
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