Solve quadratic equation (x-3)^2+5=14

(if f(x)=4x^2 and g(x)=x+1, find (f o g)(x)

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.

At your job you're paid $50 per week plus $3 per sale at least how many saled do you need to make in order to have over $250