You find that the number of messages you receive on your message board varies directly as the number of messages you post. When you
post 5 messages, you receive 12 messages in return.
a. Write a direct variation equation relating your posts to the
messages received.
Then graph the equation.
b. Find the number of messages you need to post to receive 96 messages

On a architect's drawing of a house, 1 inche representa 1.5

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?

What is the rate of change of a line that passes through (2,-5) and (6,-2)?