Aberdine makes a $2,900 purchase on her credit card that has a 21% APR. If she only makes the minimum monthly payment of $70, what is the balance at the end of 3 months?

8000 + 8800 + 8000 + 8 million + 80 trillion + another a katrillion equals

Dakota earned $7.50 in interest in account a and $18.75 in interest in account b after 15 months. if the simple interest rate is 4% for account a and 5% for account b, which account has the greater principal? explain. to make it a little easier, there is an image. good luck!

Write an algebraic expression to match each statement a. four less than 8 times a number b. twice the difference of a number and six c. nine from a number squared