Algebra 1: Common Core (15th Edition)

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

Chapter 4 - An Introduction to Functions - 4-3 Patterns and Nonlinear Functions - Lesson Check - Page 249: 2



Work Step by Step

From the first coordinate, we can see the y-intercept is −2. Then to find the slope, we can do rise-over-run between the first and second coordinates $\frac{1−(−2)}{1−0}=3/1=3.$ Now we plug those values into y=mx+b to find y=3x−2.
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