5x 7 2x 8 4 July 8, 2019 16 32 64 128 5x 7 6 4 2x 8 4 2 5 5x 8 2x 7 4x 9 5x 2x 4y 8 3y 7 2x 7 5x 8 2x 6 5x 4 5x − 7 x 4 )= 2x 8 2x 7 8x 4 8 5x 5x 8 6x )( 4 2x 7 2x 7 4 3x 3 5x 8 4x X 4x 1 8 5x 7 2x 6