Algebra: A Combined Approach (4th Edition)

Published by Pearson
ISBN 10: 0321726391
ISBN 13: 978-0-32172-639-1

Chapter 4 - Section 4.2 - Solving Systems of Linear Equations by Substitution - Practice: 2

Answer

$(-2,-10)$

Work Step by Step

$4x-y=2$ $y=5x$ $4x-y=2$ $4x-(5x)=2$ $-x=2$ $x=-2$ $y=5x$ $y=5(-2)$ $y=-10$ $x=-2; y=-10$ $(-2,-10)$
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