Here are six number cards -5 -2 -3 2 0 1 arrange the cards into three pairs with the same total

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?

If x = -2, then x 2-7x+10 equals a. 0 b.20 c.28

What is the value of x when x + 7 = 21?