Algebra 1

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

Chapter 6 - Systems of Equations and Inequalities - 6-1 Solving Systems by Graphing - Practice and Problem-Solving Exercises: 33

Answer

The x value 3 needs to be plugged in to make sure the point is correct.

Work Step by Step

Do check if (3,7) is the solution, we plug in 3 as the x value for both equations. If both of them equal 7, then the point is correct. If not, then the point is wrong.
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