A nonconducting sphere of radius 4 cm has a total charge q1…

A nonconducting sphere of radius 4 cm has a total charge q1 = -16 pC distributed uniformly throughout its volume.  At the center of the sphere is a point charge q2 = 3 pC. Point P is located on the x-axis at x = 2 cm.  What is the E-field (magnitude and direction) at point P?