x: the number of sliders in the combination meal
y: the number of mini hotdogs in the combination meal
Each slider has 200 calories and each mini hotdog has 100 calories. A combination meal with mini hotdogs and sliders is shown to have 1200
total calories, means:
200x + 100y = 1200
The combination meal has 4 times as many mini hotdogs as there are sliders, means:
y = 4x