chanceperdue2005 chanceperdue2005 27-10-2020 Mathematics contestada which expressions are equivalent to -56z+28? choose 2 correct answers: a: 1/2 x (28z + 14) b: (-1.4z + 0.7) x 40 c: (14 -7z) x (-4) d: (8z - 4) (-7) e: -2(-28z -14)