The steps below show the incomplete solution to find the value of x for the equation 7x – 3x – 4 = –1 + 21:


Step 1: 7x – 3x – 4 = –1 + 21


Step 2: 7x – 3x – 4 = 20


Step 3: 4x – 4 = 20Which of these is most likely the next step? (4 points)



4x = 24

4x = 16

4x = 5

4x = 80