Jimmy rents a chainsaw from the department store to work on his yard. the total cast c(x) in dollars is given by c(x)=9.99+3.00x, where x is the number of days he rents the chainsaw
The rental agreement includes a 9.99 fee and 3 dollars a day. For example one day will cost 9.99+3x1 OR 9.99 + 3 = 12.99. Two days will cost 9.99+3x2 = 15.99. Ten days will cost 9.99+10x3 = 39.99.