Sarah bought 18 eggs from the store. how many dozen eggs did she buy? (1 dozen = 12 )
a) 1 1/2
b) 1 1/3
c) 1 1/4
d) 1 1/6

btw: the slash is a fraction not division : )

At the beginning of the day, stock xyz opened at $6.12. at the end of the day, it closed at $6.88. what is the rate of change of stock xyz? a. 1.17% b. 11.0% c. 12.4% d. 81.5%

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.

Which shows the correct substitution of the values a,b and c from the equation 1=-2x+3x^2+1