karla37 karla37

31-08-2016
Mathematics

contestada

which is the correct answer and why? please i need your help

which is the correct answer and why please i need your help class=

Respuesta :

texaschic101 texaschic101

31-08-2016

3/7 + 5/15 + 9/20 = 180/420 + 140/420 + 189/420 = 509/420 = 1 89/420

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