Elementary Algebra

Published by Cengage Learning
ISBN 10: 1285194055
ISBN 13: 978-1-28519-405-9

Chapter 8 - Coordinate Geometry and Linear Systems - 8.6 - Elimination-by-Addition Method - Problem Set 8.6 - Page 378: 28


All solutions for either equations are solutions. Thus, there are infinite solutions.

Work Step by Step

In order to solve a system of equations using the elimination method, we (1) isolate one variable in one of the equations. We then (2) plug the value of this variable into the other equation.
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