Question

sale price of car is 26,000 dollars no sale tax, determine tha annual interest rate of loan which is 12% reduce the rate by 2%, this is the r, but expressed as a decimal, decide the time, in years to repay the loan which is 5 years,this is the t., determine the interest by using this formula interst=sale price*rate*time, ( I=prt), determine the total cost of loan suins this formula total cost = (sale price*rate)time + sale price, then model the total cost as linear functin, with time as the independent variable F(t) =(pr)t + p, then divide the total cost by the number of months to determine t