2 8x 9 1 3 July 8, 2019 16 32 64 128 9 3x 1 3 8x 2 9 2x 1 )+ 2 2 8x 3 )+ 2x 2 9 7 8x 1 3 8x 9 )( x 2 3x 1 2 3 4x 1 8x 9 Multiply 8x 9 )( x 2 3x 1 2 3x 9 8x 4 5x 1 8x 13 3x 9 1 2 5 8x 3 2 ) / 9 1 1 2 8x 4 )+ 1 3 9 3x 9x 3 18x 2 8x 9 divided by 3x 1 8x 3y 9 1 2y 2 3x 2 5x 7x 9 8x 1 7x