Introductory Algebra for College Students (7th Edition)

Published by Pearson
ISBN 10: 0-13417-805-X
ISBN 13: 978-0-13417-805-9

Chapter 4 - Review Exercises: 1

Answer

solution

Work Step by Step

Plug (1,-5) into both equations to see if it is a solution. 4x-y=9 4(1)-(-5)=9 4+5=9 9=9 2x+3y=-13 2(1)+3(-5)=-13 2-15=-13 -13=-13 These statements are true therefore this is a solution.
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