Last year you bought equipment for your factory and agreed to pay it off with two installments of $28,000. Sales have been slow recently. Three months ago you were supposed to pay $28,000 but paid only $6,800 instead. Your second $28,000 installment is due three months from now but you know you won't have the money by then. You called the seller today and agree to pay off the remaining balance by making three payments: the first payment, due 6 months from now, will be $5,200 more than the second