4 5y 16 2 July 8, 2019 16 32 64 128 4 5y )-( 2y 16 5y 2 16 3 4 4 5y )-( 2y 16 simplified 4 5y )-( 2y 16 find the difference 5y 16 2y y 4 6 2 3y 4 )= 5y 16 2x 5y 4 3x 2y 16 0 16 (- 1 4x 4 5y 2 3x 5y 16 2x 3y 4 4 5y 8 2 5y 16