Answer
$b(-2)=19$
$b(0)=18$
$b(5)=15.5$
Work Step by Step
$b(x)=18-0.5x$
When $x=-2$,
$b(-2)=18-0.5(-2)=18-(-1)=19$
When $x=0$,
$b(0)=18-0.5(0)=18$
When $x=5$,
$b(5)=18-0.5(5)=18-2.5=15.5$
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 3 - Graphing Linear Functions - 3.3 - Function Notation - Exercises - Page 125: 8
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