y intercept-slope form (material-5041)

PENDIENTE = 1.9 (slider from -10 to 10, step 0.1)
ORDENADA = 5 (slider from -10 to 10, step 0.1)
f(x) = (PENDIENTE * x) + ORDENADA
A = Intersect(f, yAxis)
texto1: "f(x) =" + PENDIENTE + "x+" + ORDENADA + ""
B = Intersect(f, xAxis)