Algebra 1

Published by Prentice Hall
ISBN 10: 0133500403
ISBN 13: 978-0-13350-040-0

Chapter 6 - Systems of Equations and Inequalities - Chapter Review - 6-3 and 6-4 Solving Systems Using Elimination; Applications of Systems - Page 406: 24


Infinitely many solutions

Work Step by Step

$y=3x-27$ $x-1/3y=9$ $-3*(x-1/3y=9)$ $-3x +y = -27$ $y=3x-27$ $-3x +y = -27$ $(3x-27)+(-3x+y) =y-27$ $3x-27-3x+y=y-27$ $y-27 = y-27$ (true for all real numbers)
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