qweerttu67 qweerttu67

11-09-2016
Mathematics

contestada

Quien me dice la respuesta de esto por favor. 2r-(5-r)=13+2r

Respuesta :

AikaTanako AikaTanako

11-09-2016

2r - 5 + r = 13 + 2r

3r - 5 = 2r +13

r = 18

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