0 8x 40 3 2 3 July 8, 2019 16 32 64 128 0 8x 40 3 2 3x 0 8x 40 3 − 2 3x x 0 8 x = 40 3 - 2 3 x0 8x=40 3−2 3x 0 8(4x + 5) = −3 2