Jawabanmu

2014-09-02T17:39:11+07:00
CD/CD+DA = DE/AB
4/4+DA =6/8
24+6DA = 32
6DA=8
DA=8/6

CE/CE+5 = DE/AB
CE/CE+5=6/8
6CE+30 =8CE
30=2CE
15=CE

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