Algebra 1

Published by Prentice Hall

Chapter 5 - Linear Functions - 5-1 Rate of Change and Slope - Practice and Problem-Solving Exercises - Page 297: 45

y=4

Work Step by Step

$\frac{9-y}{1-3}$=$\frac{-5}{2}$ $\frac{9-y}{-2}$=$\frac{-5}{2}$ (9-y)$\times$2=-5(-2) 18-2y=10=> 8=2y => y=4

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