DeShawn's school is selling tickets to the annual dance competition. On the first day of ticket sales, the school sold 1 adult ticket and 2 student tickets for a total of $18. The school took in $43 on the second day by selling 1 adult ticket and 7 student tickets. What is the price each of one adult ticket and one student ticket? A) adult ticket: $11, student ticket: $7
B) adult ticket: $10, student ticket: $6
C) adult ticket: $8, student ticket: $5
D) adult ticket: $5, student ticket: $8