y=mx+b

y(A) = m·x(A) + b

y(B) = m·x(B) + b

I.)

I.)

II.)

II.)

A = (2, 2)
B = (9, 4)
f = Line(A, B)
u = Direction(f)
C = Intersect(f, yAxis)
szöveg1: "y = " + (LaTeX[FractionText[(y(A) - y(B)) / (x(A) - x(B))]]) + "x+" + (LaTeX[FractionText[y(C)]]) + ""
szöveg2: "" + (LaTeX[f]) + ""
szöveg6: "" + (LaTeX[y(A)]) + "=m·" + (LaTeX[x(A)]) + "+b"
szöveg7: "" + (LaTeX[y(B)]) + "=m·" + (LaTeX[x(B)]) + "+b"