7 8x 5 6x 4 July 8, 2019 16 32 64 128 5 8x 7 12x 5 6x 1 4 3 8x 5 )= 4 (- 7 6x 3 8x 5 )= 4 6x 7 − 13 6 7x-4 83=5 22 - 6(- 5 - 7x) = - 8x + 2
