The temperature on a summer afternoon is 84°f. define a variable and write an expression to find the temperature after it changes. then evaluate your expression for a decrease of 14 degrees fahrenheit.

Click on the graphic until you find the right quotient. (36xa - 30xb) ÷ (-6x2)

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?

How do i do this? i don’t understand