Use substitution to solve the system x+2y=1 and 2x+5y=3

What expression is equivalent to log3(x+4)

Need ! the total ticket sales for a high school basketball game were $2,260. the ticket price for students were $2.25 less than the adult ticket price. the number of adult tickets sold was 230, and the number of student tickets sold was 180. what was the price of an adult ticket?

Last one and the bottom answer choice is y=(x-4)^2+1 you guys!