3d Geometry

The equation of the plane passing through the line of intersection of the planes \(\overrightarrow r .\left( {\widehat i + \widehat j + \widehat k} \right) = 1\) and \(\overrightarrow r .\left( {2\widehat i + 3\widehat j - \widehat k} \right) + 4 = 0\) and parallel to the x-axis is :