Question

John's monthly cell phone bill can be described by the linear function C(t) =0.10t+39.99, where C(t) represents the cell phone bill and t represents each text message sent and received

What would the slope represent?

Answer 1

cost of bills

Explanation:

since it is a linear graph

if you take the form of y=mx+c

m= ∆y/∆x

which is cost of bills