Describe what I did wrong when solving the problem you see above.

At a restaurant, Mike and his three friends decided to divide the bill evenly. If each person paid $13 then what was the total bill?
Show your work to solve this equation.
Show your work to solve this equation.
What does h equal?
Show your work to solve this equation.
What is the first step to solving this equation?
When you write your answer, the variable should be on the left.
Show your work to solve this problem.
What is the first step to solve this problem?