(ε): Ax+By+Γ=0

Α = -15.5 (slider from -50 to 50)
Β = 37 (slider from -50 to 50)
Γ = 120 (slider from -300 to 300)
eq1: (Α * x) + (Β * y) + Γ = 0
n: (Α, Β)
δ: (Β, (-Α))
Δ = Intersect(eq1, xAxis)
Ε = Intersect(eq1, yAxis)
α = Angle(xAxis, eq1)