X 3 9x 2 18 July 8, 2019 16 32 64 128 X 3 9x 2 18x X 3 9x 2 18x 12 X 3 9x 2 2x 18 X 3 9x 2 24x 18 X 3 2x 2 9x 18 factor X 3 8x 2 9x 18 X 3 2x 2 9x 18 factor by grouping X 3 8x 2 9x 18 0 X 4 9x 3 18x 2 Solve x 3 2x 2 9x 18 0 X 4 x 3 7x 2 9x 18 X 4 x 3 11x 2 9x 18 X 4 x 3 11x 2 9x 18 0 9x 3 18x 2 x 2 divided by 3x 1
