Answer
$x=y$
Work Step by Step
$7^{x}=7^{y}$ original equation
To bring the variable out of the exponent position, multiply both sides by the log base 7.
$\log_{7} 7^{x}=\log_{7} 7^{y}$ simplify
$x=y$
Intermediate Algebra (6th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321785045
ISBN 13:
978-0-32178-504-6
Chapter 9 - Section 9.3 - Exponential Functions - Vocabulary, Readiness & Video Check - Page 558: 2
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