su9saputCcarlenMans su9saputCcarlenMans

18-12-2016
Mathematics

contestada

simply and reduce to lowest terms
a + [a + b - a - (2a- b)]

Respuesta :

pingwin09 pingwin09

18-12-2016

a + [a + b - a - (2a- b)]
= a + (b - 2a + b)
= -a + 2b

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