Question

A cell phone plan charges $38 a month, and an additional $12 a month for each gb of data used. write an equation for the monthly cost (y) of the cell phone plan in terms of the number of gb of data used (x).

Answer 1

y = 38 + 12x

Explanation:

38is fixed cost per month and since the charge is $12 per GB, the variable cost is 12x where x is the GB used