Ana and john are salespeople at store. if they made 36 sales one day and john sold three less than twice ana's sales total, how many did john sell?

Mexico city, mexico, is the world's second largest metropolis and is also one of its fastest-growing cities with a projected growth rate of 3.2% per year. its population in 1991 was 20,899,000 people. use the formula p = 20.899e0.032t to predict its population p in millions with t equal to the number of years after 1991. what is the predicted population to the nearest thousand of mexico city for the year 2010?

Point m is located at (-4, -6). what is located 4 units from point m? ( its on a coordinate plane by the way. )

What are the coordinates of a vertex of the hyperbola?