J0assul8eeedraa J0assul8eeedraa

09-12-2015
Mathematics

contestada

Simplify 2m - [n - (m - 2n)].
-3m - n
3m - n
-3m - 3n
3m - 3n

Respuesta :

wmd1999 wmd1999

09-12-2015

you get 2m+m-3n which simplifies to 3m-3n

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good job