Micheal planted two trees in his backyard, on oak tree and a pecan tree. The height, in feet, of the oak tree after x years can be modeled by the expression 4x+6. The height, in feet, of the pecan tree after x years can be modeled by the expression 3x+8?
What graph will represent the time when the height of the oak tree is greater then or equal to the height of the pecan tree?