Answer:
f(11) = 48
Step-by-step explanation:
48 = 5t - 7
48 + 7 = 5t
55 = 5t
11 = t
f(11) = 48.
f(t) = 5t - 7
If 5t - 7 = 48
5t = 48+7 = 55
t = 11.