a = 1.7 (slider from -5 to 5, step 0.1)
b = 2.7 (slider from -5 to 5, step 0.1)
c = 1.7 (slider from -5 to 5, step 0.1)
d = 5 (slider from -5 to 5, step 0.1)
e: a * x + b * y + c * z = d
Text1: "$ " + (LaTeX[a]) + " \cdot x +" + (LaTeX[b]) + "\cdot y+" + (LaTeX[c]) + "\cdot z= " + (LaTeX[d]) + "$"
A = Intersect(zAxis3D, e)
B = Intersect(yAxis, e)
C = Intersect(xAxis, e)
f = Line(B, A)
g = Line(C, B)
h = Line(A, C)
Text2: "" + (LaTeX[e]) + ""