Answer
{$\frac{7}{2}$}
Work Step by Step
Step 1: $9^{x-2}=27$
Step 2: $(3^{2})^{x-2}=3^{3}$
Step 3: $3^{2x-4}=3^{3}$
Step 4: $2x-4=3$
Step 5: $2x=3+4$
Step 6: $2x=7$
Step 7: $x=\frac{7}{2}$
Therefore, the solution set is {$\frac{7}{2}$}.
Algebra: A Combined Approach (4th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321726391
ISBN 13:
978-0-32172-639-1
Chapter 12 - Review - Page 908: 102
Update this answer!
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.
