3d Geometry

Let the plane containing the line of intersection of the planes P₁ : $$x+(\lambda+4)y+z=1$$ and P₂ : $$2x+y+z=2$$ pass through the points (0, 1, 0) and (1, 0, 1). Then the distance of the point (2$$\lambda,\lambda,-\lambda$$) from the plane P₂ is :