Algebra: A Combined Approach (4th Edition)

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

Chapter 3 - Cumulative Review: 23

Answer

a. (0,12) b. (2,6) c. (-1,15)

Work Step by Step

a. 3x+y = 12 3(0) + y = 12 y = 12 (0,12) b. 3x+y = 12 3x + 6 = 12 3x=6 x=2 (2,6) c. 3x+y = 12 3(-1) + y = 12 -3 + y = 12 y = 15 (-1,15)
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