Mathematics, 25.01.2020 07:31 maciemessing2

Atheater company advertises prices of $13 for adult tickets and $9 for student tickets. on a given day, there were 210 tickets sold, earning a total of $2130.

which system of equations correctly represents this situation where a represents the number of adult tickets sold and s represents the number of student tickets sold?

{13a+9s=210a+s=2130

{a+s=2109a+13s=2130

{9a+13s=210a+s=2130

{a+s=21013a+9s=2130

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