Mathematics, 25.06.2019 06:00 Klevster

Which expressions are equivalent to -56z+28? a) 1/2 ⋅ ( -28z + 14 ) b) ( -1.4z + 0.7 )x 40 c) (14−7z )⋅(−4) d) (8z−4)(−7) e) −2(−28z−14) !

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Which expressions are equivalent to -56z+28? a) 1/2 ⋅ ( -28z + 14 ) b) ( -1.4z + 0.7 )x 40 c) (14−7...