Propane tanks can be filled at the Sunshine Gas Company for $7.50 per tank if customers pay a one time membership fee of
$10. Which formula best describes the total cost C in dollars
of filling T propane tanks at the member price (including the
membership fee)?
A А
C = 11T + 7.50
с
C = 7.50T + 10
B
C = 17.50T
D
C = 10(7.50 +T)