Abackers dozen doughnuts at the bakery costs $5.49. if a baker's dozen is 13, how much does one donut cost to the nearest cent?

What number should be added to the expression x^2+3x+ in order to create a perfect square trinomial? 3/2 3 9/4 9

Players on the school soccer team are selling candles to raise money for an upcoming trip. each player has 24 candles to sell. if a player sells 4 candles a profit of$30 is made. if he sells 12 candles a profit of $70 is made. determine an equation to model his situation?

For the following geometric sequence, find the recursive formula. {-80, 20, -5, } i need : ')