the temperature of the ocean water decreases 4 degrees per hour after 12 hours what is the total change in the temperature? how do you know your answer is correct

Write a corresponding real world problem to represent 2x - 125=400

What is the slope simplify your answer and write it as a proper fraction, improper fraction, or integer

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?