a father was four times older than his son. ten years ago, if their present age is 423 find the age of father and son?

Ifurniture stores having a weekend sale and is offering 20% discount on patio chairs and table the sales tax on furniture is 6.25 using function composition how can you represent the total amount a that you would need to pay for this furniture that cost x dollars

98 point question what is the record for most points in one

Factor the polynomial by its greatest common monomial factor.