Answer
$f(-3)=-16$
Work Step by Step
We have $x=-3$.
Use the first equation.
$f(x)=5x-1,$ if $x \lt -2$
Substitute $-3$ for $x$.
$\Rightarrow f(-3)=5(-3)-1$
Simplify.
$\Rightarrow f(-3)=-15-1$
$\Rightarrow f(-3)=-16$
Big Ideas Math - Algebra 1, A Common Core Curriculum
by Larson, Ron; Boswell, Laurie
Published by
Big Ideas Learning LLC
ISBN 10:
978-1-60840-838-2
ISBN 13:
978-1-60840-838-2
Chapter 4 - Writing Linear Functions - 4.7 - Piecewise Functions - Exercises - Page 222: 3
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