Algebra 2 Common Core

Published by Prentice Hall
ISBN 10: 0133186024
ISBN 13: 978-0-13318-602-4

Chapter 2 - Functions, Equations, and Graphs - Get Ready! - Page 57: 15



Work Step by Step

We can isolate $k$ by subtracting both sides by 2 and then dividing both sides by -1. We have $12=2-k$ which is $10=-k$ which is $k=-10$.
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