SOLUTION: The owner of a movie theater needs to bring in $1600 revenue at each screening in order to stay in business. He sells adults' tickets for $11 each and children's tickets at $9 each
Question 1164325: The owner of a movie theater needs to bring in $1600 revenue at each screening in order to stay in business. He sells adults' tickets for $11 each and children's tickets at $9 each.
a. How much revenue does he earn from selling x adults' tickets?