Answer
parallel
Work Step by Step
4x-3y=20
3y=4x-20
y=$\frac{4}{3}$x-$\frac{20}{3}$
12x-9y=30
9y=12x-30
y=$\frac{4}{3}$x-$\frac{10}{3}$
Both of the lines have a slope of $\frac{4}{3}$, therefore, the lines are parallel.
Intermediate Algebra: Connecting Concepts through Application
by Clark, Mark; Anfinson, Cynthia
Published by
Brooks Cole
ISBN 10:
0-53449-636-9
ISBN 13:
978-0-53449-636-4
Chapter 1 - Linear Functions - 1.5 Finding Equations of Lines - 1.5 Exercises - Page 76: 51
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