Algebra 1: Common Core (15th Edition)

Published by Prentice Hall
ISBN 10: 0133281140
ISBN 13: 978-0-13328-114-9

Chapter 5 - Linear Functions - 5-2 Direct Variation - Lesson Check: 5

Answer

Always

Work Step by Step

We plug in the points (0,0). Thus, we find: $ y=kx \\\\ 0=(0)k \\\\ 0=0$ 0 always equals 0, so no matter what k is, this is true. Thus, direct variation equations always go through the origin.
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