Josiah walks from his house to the school in the morning and then from the school to his house in the afternoon. he does this 5 days in a week. if the distance from his house to this school is 0.9 kilometers, how far does he walk in a week?

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.

Suppose that a households monthly water bill (in dollars) is a linear function of the amount of water the household uses (in hundreds of cubic feet, hcf). when graphed, the function gives a line with slope of 1.65. if the monthly cost for 13 hcf is $46.10 what is the monthly cost for 19 hcf?

Rewrite the following quadratic functions in intercept or factored form. show your work. y = 9 + 12x + 4x^2