Which system of equations could you use to determine where the paths intersect? y = 0 and y = -0.12(x - 20)2 y = 0.8x and y = -0.12x2 + 20 y = 0.8x and y = -0.12(x - 20)2 y = 0.8x + 8 and y = -0.12x2 + 20