1. The problem statement, all variables and given/known data Here the the word problem: Genelle and Eljen can paint a room together in 4 hours. Working alone, Genelle can paint the room in two hours less than Eljen can. Find how long it takes Eljen to paint the room alone. 2. Relevant equations Maybe, this problem can be solved using the quadratic equation. 3. The attempt at a solution Please.. it's about quadratic erquation.