Algebra 2 (1st Edition)

Published by McDougal Littell
ISBN 10: 0618595414
ISBN 13: 978-0-61859-541-9

Chapter 2 Linear Equations and Functions - Chapter Review - Exercises - Page 143: 19



Work Step by Step

The given equation is direct variation as y is equal to x times a constant, $a$. In this case, we see that the constant of variation is -8, since that is the value x is multiplied by. $$ -48 =6a \\ a =-8$$ Thus: $y=-8x$ So, when x=3: $y=-8(3)=-24$
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