You have $220 in your savings account. you take $35 from your account each week for four weeks. how much is left at the end of those four weeks?

Ineed if you could explain and give me the answer you! this needs done

A25- foot ladder leans against a building and reaches a point of 23.5 feet above the ground .find the angle that the ladder makes with the building

Factor this polynomial completely. 12x^2+ x-6