August 2018 1 55 Report
Tentukan nilai a, b, dan c untuk soal berikut, menggunakan caranya !

d) 5a - b = 24, a : b = 5 : 2, dan c = 1 ( a + b )
7
e) a + c = 144, a : c = 5 : 7, dan b = 1 ( a + c )
6

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