211k views
4 votes
An appliance company uses the function f(h) = 40h + 120 to calculate the total repair bill, f(h), for h number of hours worked. Find h if f(h) = $200.

User Bottleboot
by
4.7k points

1 Answer

3 votes

Answer:

fh. = 40h + 120, fh. = $200

200 = 40h + 120

200 - 120 = 40h

80 = 40h

80/40 = h

2 = h

h = 2 hours.

Explanation:

User Menelaos
by
4.1k points