Algebra: A Combined Approach (4th Edition)

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

Chapter 4 - Section 4.3 - Solving Systems of Linear Equations by Addition - Exercise Set: 16


infinite number of solutions

Work Step by Step

2x + y = 6 first equation -4x - 2y = -12 multiply both sides by -2 4x + 2y = 12 second equation _________________ 0 = 0 add the equations to eliminate x infinite number of solutions
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