Th e library fi ne for an overdue dvd is $2 for the fi rst day plus $0.25 for each additional day. how many days overdue is a dvd if the fi ne is $3.25?

Scrub a dub toothbrushes are $4.00 each. there is a 10% discount, but there is also a 6% sales tax after the discount is applied. what is the new price after tax? round to the nearest penny

To solve the system of equations below, grace isolated the variable y in the first equation and then substituted into the second equation. what was the resulting equation? 3y=12x x^2/4+y^2/9=1

Find the value of x. give reasons to justify your solutions! l, m ∈ kn