X=-8 is the answer so it would be C
Answer:
16 hours
Step-by-step explanation:
=
25x = 400
x = 16
Answer:
C(n) = pn
Step-by-step explanation:
Given :
n = time in hours for service call
C = total cost
Total cost = unit cost per hour * time in hours
If unit cost per hour = p
Hence,
C(n) = p * n
C(n) = pn