allisonlarrainzar allisonlarrainzar 19-01-2022 Mathematics contestada Question of 10 Use the grouping method to factor 2 +672 - 7x-21, A. (x+3)(2x - 7) B. (x-3)(2+7) O C. (x - 3)(x + 7) D. 2x+3)(x-7)