Answer
2
Work Step by Step
We are given $2x+4y=12$
$\rightarrow x+2y=6$
$\rightarrow y=\frac{-1}{2}x+3$
The slope of the line is $\frac{-1}{2}$.
To find the perpendicular slope:
$\frac{-1}{m}$ = $\frac{-1}{\frac{-1}{2}}=2$
Algebra 1: Common Core (15th Edition)
by Charles, Randall I.
Published by
Prentice Hall
ISBN 10:
0133281140
ISBN 13:
978-0-13328-114-9
Chapter 5 - Linear Functions - Common Core Cumulative Standards Review - Selected Response - Page 360: 19
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