Answer
$x=8$
Work Step by Step
$t(x)=3x$
Substituting $24$ for $t(x)$, we get
$24=3x$
Divide both sides of the equation by $3$.
$\frac{24}{3}=\frac{3x}{3}$
$\implies 8=x$
When $x=8$, $t(x)=24$
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: 14
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