Answer
Parallel
Work Step by Step
We know that $y=mx+b$, where m is the slope and b is the y-intercept. Using this, we find that the second equation in slope intercept form is:
$$ y=3x-12$$
The slopes are both 3, so the lines are parallel.
Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)
by Bittinger, Marvin L.; Ellenbogen, David J.; Johnson, Barbara L.
Published by
Pearson
ISBN 10:
0-32184-874-8
ISBN 13:
978-0-32184-874-1
Chapter 8 - Systems of Linear Equations and Problem Solving - 8.4 Systems of Equations in Three Variables - 8.4 Exercise Set - Page 538: 45
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