2a + 16 = 4
2a = 4 - 16
2a = -12
a = -12/2
a = -6
5 + 7a = 40
7a = 40 - 5
7a = 35
a = 35/7
a = 5
6a - 12 = 0
6a = 12
a = 12/6
a = 2
Mapel: Matematika
Kelas: VII
Materi: Bab 4 - Persamaan dan Pertidaksamaan Linear Satu Variabel
Kode Kategorisasi: 7.2.4
Penjelasan dengan langkah-langkah:
Nomor 1
a = -12 ÷ 2
a =
Nomor 2
a = 35 ÷ 7
Nomor 3
6a = 0 + 12
a = 12 ÷ 6
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[Nomor 1]
2a + 16 = 4
2a = 4 - 16
2a = -12
a = -12/2
a = -6
[Nomor 2]
5 + 7a = 40
7a = 40 - 5
7a = 35
a = 35/7
a = 5
[Nomor 3]
6a - 12 = 0
6a = 12
a = 12/6
a = 2
_____________________
DETAIL JAWABAN
Mapel: Matematika
Kelas: VII
Materi: Bab 4 - Persamaan dan Pertidaksamaan Linear Satu Variabel
Kode Kategorisasi: 7.2.4
Penjelasan dengan langkah-langkah:
Nomor 1
2a + 16 = 4
2a = 4 - 16
2a = -12
a = -12 ÷ 2
a =
Nomor 2
5 + 7a = 40
7a = 40 - 5
7a = 35
a = 35 ÷ 7
a =
Nomor 3
6a - 12 = 0
6a = 0 + 12
6a = 12
a = 12 ÷ 6
a =