4 8 x 6 7 July 8, 2019 16 32 64 128 8 /(- 4 x (- 6 2 7 4 8 7 x 6 1 8 6 x 4 7 24 7 3 8 x 6 4 5 1 /( x 4 8 7 x 3 6 7 21 8 x 4 3 7 6 8 3x 7 )=- 6 x 7 )+ 4 7x 4 9 3x 3 4 8 x 6 6 72 x 4 8 5 137 2x 8 x 4 )= 8x 6 7 4x 2 4 5 x 6 7 8 4 5 8 x 7 6 5 6 4 x 8 7 9 #4-6 x 7 8 ribbed plastic anchors
