You plug 7 in for x
Therefore, f(7)=7-2=5
So f(7)=5
Answer:
b........................................
Step-by-step explanation:
First, subtract the fee to the final bill amount.
124.50 - 60 = $64.50 (amount paid for the total visit hourly without fee)
Second, divide to find how many hours the plumber took to repair.
64.50 / 21.50 = <u>3 hours</u>
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Best of Luck,
Wolfyy :)
The total weight of the letters is 31.5 ounces.
