12 8x 4 7x July 8, 2019 16 32 64 128 8x 12 4 7x 7 7 Simplify 12 8x 4 7x 8x 4 7x 12 41 12 7x 4 − 8x − 28 12 x 7/8 12 x 4 8 12 x 4/7