Stephanie spends $15 each month to belong to a photography club. As a member of the club she can develop rolls of film for $2.50 each. Write and solve an equation to find the total amount Stephanie will
spend this month if she develops 5 rolls of film.
a. C = 2.50r +15. $27.50
b. C = 2.50r +15; $25.00
C=151 +2.50; $77.50
d. C=17.50r; $87.50