2 (2b -4) -3b = 8 - 4 (2 - 0,5b)
Matematika
rachelkawn2
Pertanyaan
2 (2b -4) -3b = 8 - 4 (2 - 0,5b)
2 Jawaban
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1. Jawaban febbymelenia1
2 ( 2b - 4 ) - 3b = 8 - 4 ( 2 - 0,5b )
4b - 8 - 3b = 4 ( 2 - 0,5b )
4b - 8 - 3b = 8 - 2b
4b - 3b + 2b = 8 + 8
3b = 16
b = 16/3
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2. Jawaban Anonyme
Bab Aljabar
Matematika SMP Kelas VII
2 (2b - 4) - 3b = 8 - 4 (2 - 0,5b)
4b - 8 - 3b = 8 - 8 + 2b
b - 2b = 8
-b = 8
b = -8