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Mathematics, 27.10.2020 20:30 SsjDavid

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)

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Which expressions are equivalent to -56z+28? choose 2 correct answers:
a: 1/2 x (28z + 14)
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