After eating at your favorite restaurant, you know that the bill before tax is $52.60 and that the sales tax rate is 8% you decide to leave a 20% tip for the waiter based on the pre-tax amount. How much will the total bill be, including tax and tip? Show your work to support your answers. use an equation.

Imogene invested $8,000 in a bank account that pays 8 percent simple interest at the end of each year. her friend invested the same amount in stocks where the growth of the investment is represented as 2,000 times the square root of 2 less than the time lapsed in years. if y1 and y2 represent the amount earned in dollars and t is the time lapsed in years, which system of equations correctly represents the situation?

Do some research and find a city that has experienced population growth. determine its population on january 1st of a certain year. write an exponential function to represent the city’s population, y, based on the number of years that pass, x after a period of exponential growth. describe the variables and numbers that you used in your equation.

State one method by which you can recognize a perfect square trinomial.