College Algebra 7th Edition

Published by Brooks Cole
ISBN 10: 1305115546
ISBN 13: 978-1-30511-554-5

Chapter 2, Functions - Section 2.5 - Linear Functions and Models - 2.5 Exercises - Page 232: 27



Work Step by Step

Since the rate of change of the function is $3$, we know the slope is $3$. Since the initial value is $-1$, we know the y-intercept is $-1$. Thus the equation of the line must be: $f(x)=3x-1$.
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