Work out the value of: xy + 5 when x = 2 and y = 3

Can someone me my sister? she is in third grade. 50 points and brainlist! ones that are not answered. plz and thx!

Combine the information in the problem and the chart using the average balance method to solve the problem.

Your friend uses c=50p to find the total cost, c, for the people, p, entering a local amusement park is the cost of admission proportional to the amount of people entering the amusement park? explain.