Solve 3x 2 12 0 July 8, 2019 16 32 64 128 Solve x 3 3x 2 4x 12 0 Solve 3x 2 18x 12 0 by completing the square Solve 3x 2 5x 12 0 Solve 3x 2 16x 12 0 Solve x 2 3x 12 0 3x 2 12 0 solve by factoring Solve for x 3x 2 9x 12 0 3x 2 16x 12 0 solve by factoring 3x 2 15x 12 0 solve by factoring