Apoint is reflected over the y-axis to graph a new point. are the x-coordinates of these points opposite of each other? hewp!

For one history test, keith had to answer 40 questions. of these 40 questions, keith answered 28 of them correctly. what percent did keith get on his history test? round your answer to the nearest tenth if necessary

The table shows the balance of a money market account over time. write a function that represents the balance y (in dollars) after t years.

Arestaurant charges $100 to rent its banquet room for an event. it also charges $15 to serve dinner to each guest. write an equation for the total cost of the banquet room in terms of the number of guests. deine your variables. what is the total cost of the banquet room for 20 guests?