Write an equation in slope-intercept form to represent the amount charged, C, for m number of miles by the company in Charlotte.

The equation in slope-intercept form to represent the amount charged, C, for m number of miles by the company in Charlotte can be written as:

C = km + b

where k is the slope of the line representing the rate per mile charged by the company, and b is the y-intercept, representing any additional flat fee or initial charge.