Answer
$x=5$
Work Step by Step
$5 * 2^x - 152 = 8$
$5 * 2^x - 152+152 = 8+152$
$5*2^x = 160$
$5*2^x/5 = 160/5$
$2^x = 32$
$2^x = 2^5$
$x=5$
Algebra 1
by Hall, Prentice
Published by
Prentice Hall
ISBN 10:
0133500403
ISBN 13:
978-0-13350-040-0
Chapter 7 - Exponents and Exponential Functions - 7-6 Exponential Functions - Practice and Problem-Solving Exercises - Page 452: 50
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