Write two expressions (with at least two terms each) that when added together have a sum of -4n + 6.

Liz had 140 pens and inna had 100 pens. after inna gave liz some pens, liz had 3 times as many pens as inna. how many pens did inna give liz?

An alternative to car buying is to make monthly payments for a period of time, and then return the vehicle to the dealer, or purchase it. this is called

Either enter an exact answer in terms of \piπ or use 3.143.14 for \piπ and enter your answer as a decimal.