Answer
$11$
Work Step by Step
To find the value of $f(-\frac{7}{3})$, substitute $-\frac{7}{3}$ to $x$ in $f(x)$ to obtain:
$f(x)=-3x+4
\\f(-\frac{7}{3})=-3(-\frac{7}{3})+4
\\f(-\frac{7}{3}) = 7+4
\\f(-\frac{7}{3}) = 11$
Precalculus (6th Edition)
by Lial, Margaret L.; Hornsby, John; Schneider, David I.; Daniels, Callie
Published by
Pearson
ISBN 10:
013421742X
ISBN 13:
978-0-13421-742-0
Chapter 2 - Graphs and Functions - 2.3 Functions - 2.3 Exercises - Page 216: 56
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