Martina is solving the equation 4x-11=2x+391. Here are the first steps of her solution.
 4x-11=2x+391
 4x=2x+402
 2x=402
 What did Martina do to get 2x=402
 divided both sides by 2
 divided the left side by 2x
 subtracted 2x from both sides
 subtracted 2x from the left side and added 2x to the right side