3x 2 12x 10 x 2 4x 5 July 8, 2019 16 32 64 128 3x 3 12x 2 10 5x 3 4x 2 x 5 12x2 – (4x – 3)(3x + 1) = –2 3x+12 4x-1 7 - 2x 10-3x