sebiposteuca10 sebiposteuca10

19-09-2016
Mathematics

contestada

dublu unui nr marit cu 11 este egal cu (-1999)"0" afla nr. !?

Respuesta :

PreetyDotyMD PreetyDotyMD

19-09-2016

2xa+11=-1999
2xa=-1999-11
2xa=-2010
a=-2010:2
a=-1005

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