Please help this is for finals!

What is the effect on the graph of the function f(x)=x when f(x) is replaced with -f(x)+4

The zoo collects $9.60 for every 24 tickets sold. how much will be collected for 400 tickets?

Worth 100 points need the answers asap first row -x^2 2x^2 (x/2)^2 x^2 x is less than 2 x is greater than 2 x is less than or equal to 2 x is greater than or equal to 2 second row -5 -5/2 4 5 •2 is less than x& x is less than 4 •2 is less than or equal to x & x is less than or equal to 4 •2 is less than or equal to x& x is less than 4 •2 is less than x& x is less than or equal to 4