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Verified answer
Pelajaran :MatematikaKelas :8
Bab :1
Nama Bab :Operasi Aljabar
Kode mapel:2
Kode :8.2.1
Jawab:
2(a-4)+5a=34
2a-8+5a=34
7a=34+8
a=42/7
a=6
Verified answer
Mapel : MatematikaBab : Sistem Persamaan Linear Satu Variabel
Diketahui :
- 2(a - 4) + 5a = 34
Ditanya :
- Nilai a = .....?
Penyelesaian :
- Nilai a :
2(a - 4) + 5a = 34
2a - 8 + 5a = 34
2a + 5a = 34 + 8
7a = 42
a = 42/7
a = 6
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