8 3 5 9 4 July 8, 2019 16 32 64 128 8 3 9 5 4 7 8 5 3 9 4 2 3 8 5 6 4 9 8 4 1 3 5 9 8 3 z )* 4 9 5 88 1 4 3 8 5 9 x 3 8 х 4 5 9 10 3 5 9 х 4 7 8 8 3 z ⋅ 4 9 5 88 8 x 3 2 5 x 4 9 8 4 ⋅ 3 5 1 9 5 8 3 8 x 4 9 8 3 5 3 4 9 estimate 8 3 5 plus 3 4 9 8 3 2 − 5 4 9 answer