eq1: (1.5 * x) + y = 0
q = -2.37 (slider from -5 to 5)
eq2: (q * x) + y = 0
A = Intersect(eq1, eq2)
o = 0.77 (slider from -5 to 5)
eq3: ((o * 0.5) * x) + y = 0
B = Intersect(eq3, eq2)
eq4: (-0.5 * x) + y = 0
C = Intersect(eq2, eq4)
eq5: (-1.7 * x) + y = 0
D = Intersect(eq2, eq5)