Algebra 1

Published by Prentice Hall
ISBN 10: 0133500403
ISBN 13: 978-0-13350-040-0

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 $\frac{1-(-2)}{1-0} = \frac{3}{1} = 3.$ Now we plug those values into $y=mx+b$ to find $y=3x-2$
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