<prompt> Write a solution to the equation 2x 4.  <response>: To solve the equation 2x 4, we need to isolate the variable x on one side of the equation. To do this, we can follow these steps:1. Start with the given equation: 2x 42. Divide both sides of the equation by 2 in order to get x by itself on the left side of the equation: 2x 2 4 23. Solve: x 2Thus, the solution to the equation 2x 4 is x 2. 