Answer
5.4
Work Step by Step
$-3.2|t|=-17.28\longrightarrow$ divide each side by -3.2
$-3.2|t|\div-3.2=-17.28\div-3.2\longrightarrow$ divide
$|t|=5.4$
By the definition of absolute value, t=5.4 or t=-5.4, so the positive solution is 5.4.
Algebra 1
by Hall, Prentice
Published by
Prentice Hall
ISBN 10:
0133500403
ISBN 13:
978-0-13350-040-0
Chapter 10 - Radical Expressions and Equations - 10-1 The Pythagorean Theorem - Standardized Test Prep - Page 604: 46
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