Answer: The expression will be 
Step-by-step explanation: Frank has to pay $50 as the registration fee. This amount is compulsory to be paid
Step 1: Dues for $12 months
Let the due to be paid every month be $x, so dues to be paid for 12 months will be 12x
Step 2: Expression for the average monthly cost for x-month will be
Expression: 
Total cost = 50 + 12x
Expression: 
Hey Kiddo.
The domain is the first number of each set.
Domain, 3, 6, -1, 5, -4
The answer is 40 you do 10 times 4 I hope it helped you you only need to multiply
The answer is 45 bc if they sell 46 that gives u the answer