Look at the problem and work shown. in which line was an error made and what should have been done differently? six less than 4 times a number is 50. what is the number? 6 – 4n = 50 (line 1) 6 – 6 – 4n = 50 – 6 (line 2) –4n = 44 (line 3) –4n÷ –4 = 44÷ –4 (line 4) n = –11 (line 5)