Intermediate Algebra: Connecting Concepts through Application

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

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.
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