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3 years ago

15

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.

1 answer:

Verdich [7]3 years ago

4 0

Answer:

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

200 = 40h + 120

200 - 120 = 40h

80 = 40h

80/40 = h

2 = h

h = 2 hours.

Step-by-step explanation:

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