2x 12 4 5x July 8, 2019 16 32 64 128 2x 4 5x 2 12 0 2x 4 5x 2 12 2x 4 5x 2 12 factored 3 2x 4 5x 12 x 5x 3 12 2x 4 − 1 2x 4 5 5x 12 4 3 2x 4 )= 5x 12 2 x 2 5