Billy uses a card to pay for a purchase. However, he cannot spend more than he has in his bank account. What form of payment is he most likely using? A. Check B. Debit Card C. Credit Card D. Electronic Payment

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 to solve a simultaneous equation involved with fractions?

If you have the following equation, 2/3x+5/6-x=2-3/4x what would you multiply each term by to get rid of all the fractions