5x 3 2x 2 10x 4 July 8, 2019 16 32 64 128 X 4 5x 3 2x 2 10x (- 5x 3 25x 2 10x 40 )/( 2x 2 2x 24 2x 4 5x 3 10x 2 9 0 2x 4 5x 3 10x 2 9 2x 4 5x 3 31x 2 10x 12 4x 5x 2 )-( 10x 3 )( 2x 7 )= 133 10 5-(2x-3)=4 2