The equation that shows how the total number of cups of ice used, y, depends on the number of glasses filled, x, is [tex]y = 0.8x + 80[/tex]
Filling the cooler is an illustration of a linear function
A linear function is represented as: [tex]y = mx + b[/tex]
Where
By comparison, we have the following parameters
So, the equation that represents this scenario is
[tex]y = 0.8x + 80[/tex]
Read more about linear functions at:
https://brainly.com/question/14323743