3y 8x 5 July 8, 2019 16 32 64 128 8x 3y 2x 14 5y 3 8x 3y )-( 2y 13 5x 8x 3y 4 22x 5y 6 8x 3y 5 4x 2y 3 8x 3y 5 )( 4x 7y