A = Point(yAxis)
m: 1 / 2
g: y = (m * x) + y(A)
slope = FractionText(m)
C = (0.28, -0.36)
D = (0.24, 0.14)
h = Line(C, D)
b: y(A)
text1: "y= " + (LaTeX[slope]) + "x + " + (LaTeX[b]) + ""