Because of the decision Sofia asked the students to suggest specific types of food. If w students suggested adding mashed potatoes as well as bacon while x suggested adding only bacon to the menu How many students suggested adding bacon?
There are w + x = 569 students in total. 

There are w students who suggested adding mashed potatoes as well as bacon. 

There are x students who suggested adding only bacon to the menu. 

Therefore, the number of students who suggested adding bacon is w + x = 569.