A rare bacterial culture is being grown in a lab. As the days progress, the cells multiply and grow. After 1 day, there is only 1 cell.
After 2 days, there are 5 cells.
After 3 days, there are 14 cells.
After 4 days, there are 30 cells.
Which recursive equation represents the pattern?
an - an - 1 +n
an = an-+ n2
an = an - 1 + 2n
an-an-1+n?

The school that imani goes to is selling tickets to the annual dance competition. on the first day of the ticket sales the school sold 7 adult tickets and 5 child tickets for a total of $96. the school took in $40 on the second day by seling 3 adult tickets . find the price of an adult ticket and the price of a child ticket. solve by using substitution elimination college prep algebra math heres the 2 equations i came up with 7x+5y=96 and 3x+2y= -40 show all workiv be stuck on this.