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)