Melissa scored w points in each game. She also got x bonus points in each game. How many points did she score in y games?
Melissa scored w points in each game, and she got x bonus points in each game. This means that she scored w + x points in each game. 

Now, we need to find out how many points she scored in y games. To do this, we need to multiply the number of games she played by the number of points she scored in each game. We know that she played y games, and she scored w + x points in each game. This means that she scored (w + x)y points in y games. 

Therefore, the answer (symbolic expression) is: 

(w + x)y