Respuesta :

y= 3x + 14.99
'x' is the input variable

what is the input variable?=m the number of movies

what is the output variable?=c the total cost

Think about the relationship. Which equation models the cost c(m), of renting m movies? = c(m)=3m+14.99

What is the domain of the function?= m=0, 1, 2, 3.....