Answer:
D. Divide each side of the equation by –2.
Step-by-step explanation:
We have been given that Carlton is solving a linear equation using the steps shown.
Equation: 
Step 1: Add 4x to both sides: 
Step 2: Combine like terms: 
To solve our given equation we will divide both sides of our equation by -2.


Therefore, the next step Carlton needs to complete in order to solve the equation is divide each side of the equation by –2.