Solve the problem using the unpaid balance method. the account balance on april 1st is $102.33. on april 15th, a payment of $25.00 is made. on april 25th a purchase of $11.27 is made. what is the finance charge if the annual rate is 22%? what is the new account balance?
finance charge = $__
new account balance = $__

Kelly is a salesperson at a shoe store, where she must sell a pre-set number of pairs of shoes each month. at the end of each work day the number of pairs of shoes that she has left to sell that month is given by the equation s=300-15x , where s is the number of pair of shoes kelly still needs to sell and x is the number of days she has worked that month. what is the meaning of the number 300 in this equation

X+y=-4 x-y=2 use elimination with adding and subtraction

Marquise has 200 meters of fencing to build a rectangular garden. the garden's area (in square meters) as a function of the garden's width w w (in meters) is modeled by: a ( w ) = − w 2 + 1 0 0 w a(w)=−w 2 +100w what side width will produce the maximum garden area? meters