Weighted average in the olympics, the athlete received a 75% score on the compulsory exercises, which are weighted 60%. in the optional round, weighted 40%, the athlete recieved a 90%. what was the weighted average score?

Which function is represented by the graph

Idont understand math at all! : o( use this scenario to answer the remaining questions: brenton purchased a new bedroom set for $4,500.00. he lives in arizona and pays a 8.75% sales tax. if he made a 50% down payment and financed the rest, what amount did he finance? what is the total sales tax brenton will pay? enter your answer in currency format, round to the nearest cent. what was brenton's total amount financed? enter your answer in currency format, round to the nearest cent.

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