Theater

The theater has each row with 15 seats. The ticket to the first 7 rows is for 26 EUR. The next row is for 13 EUR. The theater was completely sold out. Revenue was 5850 EUR.

How many rows are in the theater?

Correct answer:

n =  23

Step-by-step explanation:

15 7 26+15 (n7) 13=5850  195n=4485  n=1954485=23  n=23



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