Today the temperature is 0ﾟc the temperature dropped 12ﾟc from yesterday's temperature what was yesterday's temperature

Answers; a) 135 degree’s b) 30 degree’s c) 180 or 0 degree’s d) 90 degree’s

Combine like terms to make a simpler expression 3z+z

Asales representative from a local radio station is trying to convince the owner of a small fitness club to advertise on her station. the representative says that if the owner begins advertising on the station today, the club's total number of members will grow exponentially each month. she uses the given expression to model the number of club members, in hundreds, after advertising for t months.