Find a parametrization of the line in which the planes x+2y+4z=-4 and 2x+3y+6z= -7 intersect. Find the parametrization of the line. OA. x= -2+t, y=-1+2t, z=4t, OB. x= -2t, y=-2-t, z= -1, OC. x= -2, y=-1+2t, z =-t, OD. x= -2+2t, y=-1+3t, z=6t, -∞

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