A subway ride is $2.25 per ride a.)write a modle for the cost C (in $) for X rides on the subway b.)A commuter can purchase an unlimited ride metro card for ...

Question

solve applications involving linear models

 

A subway ride is $2.25 per ride a.)write a modle for the cost C (in $) for X rides on the subway b.)A commuter can purchase an unlimited ride metro card for $89 a month. How many rides is required to save money with the metro card

Answer 1

Part a

 

C = 2.25X

 

 

Answer 2

A.

C(x) = 2.25x

 

B.

2.25x > 89