SOLUTION: i got 17 for my answer but it was wrong, 9/n=11/13 solving proportions

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Question 535210: i got 17 for my answer but it was wrong,
9/n=11/13
solving proportions
Found 2 solutions by Alan3354, rfer:
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
9/n=11/13
Multiply by 13n
117 = 11n
n = 117/11

Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
11n=9*13
11n=117
n=117/11
n=10.6