What is the correct way to factor 3x^2-5x-2

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?

Ebert used to make $22 an hour, but got a 10% raise. how much more will he make in a 40 hour work week with raise?

If jklm is a trapezoid, which statements must be true?