Answer:
(B) The electrician charges $40 per hour.
Step-by-step explanation:
Total cost=fixed cost + variable cost
F(x)=60+40x
Fixed cost =60
Variable cost=40x
x=hours of service
40=40 dollar per hour charge
The coefficient 40 represent the electrician charge of $40 per hour
(B) The electrician charges $40 per hour.
Answer:
t = 2
Step-by-step explanation:
The range is 80 because 120-40=80
B is the answer hope this helped u
A real number that cannot be expressed as a ratio of integers.