An envelope from the post office is 3 inches wide with a total area of 30 square inches. what is the height of the envelope

When i add money am i supposed to make it like this 7+12 or 7.00+12.00 because i got 19 dollars for my answer

What does the relationship between the mean and median reveal about the shape of the data

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.