Rachel babysits the michaelson’s kids on saturdays for 4 hours and is paid $12.50 per hour. on sundays, she babysits at the smith’s for 4 hours and is paid $14.50 per hour. rachel earns $ saturdays and $ sundays. she earns $ on sundays than on saturdays.

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

Desmond wants to sell his car that he paid $8,000 for 2 years ago. the car depreciated, or decreased in value, at a constant rate each month over a 2-year period. if x represents the monthly depreciation amount, which expression shows how much desmond can sell his car for today? \ 8,000 + 24x 8,000 - 24x 8,000 + 2x 8,000 - 2x

You borrow $25,000 to buy a boat. the simple interest rate is 4%. you pay the loan off after 10 years. what is the total amount you paid for the loan?