Evaluate −4x−y+4 when x=−1/4 and y=3. The value of the expression is .
(pls stay off here if you dont know how to do this because idk if yall know how it feels to fail math but im failing an trynna get t up pls stay off if u dont know)

Shiny white dental insurance costs $258 per year. approximately one-third of insured people need a filling, which averages $110 each. 80% of insured people get a preventive check-up each year, and the average cost of this visit is $95. if you consider shiny white’s income and expenses, what is the expected value of each insured customer?

What is the value of the expression below? (81^2)^1/8

Mr. and mrs. wallace have decided to buy a car for $21,600. they finance $15,000 of it with a 5-year auto loan at 2.9% arp. what will be their monthly payment be? a. $268.20 b. $268.86 c. $269.54 d. $387.16 (monthly car loan payment per $1,000 borrowed) i need !